THE FINAL CAMPAIGN: Marines in the Victory on Okinawa
by Colonel Joseph H. Alexander, USMC (Ret)
Assault on Shuri
The 7th Marines was an experienced outfit and well
commanded by Guadalcanal and Bougainville veteran Colonel Edward W.
Snedeker. "I was especially fortunate at Okinawa," he said, "in that
each of my battalion commanders had fought at Peleliu." Nevertheless,
the regiment had its hands full with Dakeshi Ridge. "It was our most
difficult mission," said Snedeker. After a day of intense fighting,
Lieutenant Colonel John J. Gormley's 1/7 fought its way to the crest of
Dakeshi, but had to withdraw under swarming Japanese counterattacks. The
next day, Lieutenant Colonel Spencer S. Berger's 2/7 regained the crest
and cut down the counterattackers emerging from their reverse-slope
bunkers. The 7th Marines were on Dakeshi to stay, another significant
breakthrough.
"The Old Breed" Marines enjoyed only a brief elation
at this achievement because from Dakeshi they could glimpse the
difficulties yet to come. In fact, the next 1,200 yards of their advance
would eat up 18 days of fighting. In this case, seizing Wana Ridge would
be tough, but the most formidable obstacle would be steep, twisted Wana
Draw that rambled just to the south, a deadly killing ground, surrounded
by towering cliffs pocked with caves, with every possible approach
strewn with mines and covered by interlocking fire. "Wana Draw proved to
be the toughest assignment the 1st Division was to encounter," reported
General Oliver P. Smith. The remnants of the 62d Infantry
Division would defend Wana to their deaths.
Because the 6th Marine Division's celebrated assault
on Sugar Loaf Hill occurred during the same period, historians have not
paid as much attention to the 1st Division's parallel efforts against
the Wana defenses. But Wana turned out to be almost as deadly a
"mankiller" as Sugar Loaf and its bloody environs. The 1st Marines, now
led by Colonel Arthur T. Mason, began the assault on the Wana complex on
12 May. In time, all three infantry regiments would take their turn
attacking the narrow gorge to the south. The division continued to make
full use of its tank battalion. The Sherman medium tanks and attached
Army flame tanks were indispensable in both their assault and direct
fire support roles (see sidebar). On 16 May, as an indicator, the 1st
Tank Battalion fired nearly 5,000 rounds of 75mm and 173,000 rounds of
.30-caliber ammunition, plus 600 gallons of napalm.
Crossing the floor of the gorge continued to be a
heart-stopping race against a gauntlet of enemy fire, however, and
progress came extremely slowly. Typical of the fighting was the
division's summary for its aggregate progress on 18 May: "Gains were
measured by yards won, lost, then won again." On 20 May, Lieutenant
Colonel Stephen V. Sabol's 3/1 improvised a different method of
dislodging Japanese defenders from their reverse-slope positions in Wana
Draw. In five hours of muddy, back breaking work, troops manhandled
several drums of napalm up the north side of the ridge. There the
Marines split the barrels open, tumbled them down into the gorge, and
set them ablaze by dropping white phosphorous grenades in their wake.
But each small success seemed to be undermined by the Japanese ability
to reinforce and resupply their positions during darkness, usually
screened by mortar barrages or small-unit counterattacks. The fighting
in such close quarters was vicious and deadly. General del Valle watched
in alarm as his casualties mounted daily. The 7th Marines, which lost
700 men taking Dakeshi, lost 500 more in its first five days fighting
for the Wana complex. During 16-19 May, Lieutenant Colonel E. Hunter
Hurst's 3/7 lost 12 officers among the rifle companies. The other
regiments suffered proportionately. Throughout the period 11-30 May, the
division would lose 200 Marines for every 100 yards advanced.
Heavy rains resumed on 22 May and continued for the
next ten days. The 1st Marine Division's sector contained no roads. With
his LVTs committed to delivering ammunition and extracting casualties,
del Valle resorted to using his replacement drafts to hand-carry food
and water to the front lines. This proved less than satisfactory. "You
can't move it all on foot," noted del Valle. Marine torpedo bombers
flying out of Yontan began air-dropping supplies by parachute, even
though low ceilings, heavy rains, and enemy fire made for hazardous
duty. The division commander did everything in his power to keep his
troops supplied, supported, reinforced, and motivated but
conditions were extremely grim.
To the west, the neighboring 6th Marine Division's
advance south below the Asa River collided against a trio of low hills
dominating the open country leading up to Shuri Ridge. The first of
these hills steep but unassuming became known as Sugar
Loaf. To the southeast lay Half Moon Hill, to the southwest Horseshoe
Hill and the village of Takamotoji. The three hills represented a
singular defensive complex; in fact they were the western anchor of the
Shuri Line. So sophisticated were the mutually supporting defenses of
the three hills that an attack on one would prove futile unless the
others were simultaneously invested. Colonel Seiko Mita and his 15th
Independent Mixed Regiment defended this sector. Its mortars and
antitank guns were particularly well sited on Horseshoe. The western
slopes of Half Moon contained some of the most effective machine gun
nests the Marines had yet encountered. Sugar Loaf itself contained
elaborate concrete-reinforced reverse-slope positions. And all
approaches to the complex fell within the beaten zone of heavy artillery
from Shuri Ridge which dominated the battlefield.
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Sugar Loaf, western anchor of the Shuri defenses, and
objective of the 22d Marines, is seen from a point directly
north. Department of Defense Photo (USMC) 124745
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Battlefield contour maps indicate Sugar Loaf had a
modest elevation of 230 feet; Half Moon, 220; Horseshoe, 190. In
relative terms, Sugar Loaf, though steep, only rose about 50 feet above
the northern approaches. This was no Mount Suribachi; its significance
lay in the ingenuity of its defensive fortifications and the ferocity
with which General Ushijima would counterattack each U.S. penetration.
In this regard, the Sugar Loaf complex more closely resembled a smaller
version of Iwo Jima's Turkey Knob/Amphitheater sector. As a tactical
objective, Sugar Loaf itself lacked the physical dimensions to
accommodate anything larger than a rifle company. But eight days of
fighting for the small ridge would chew up a series of very good
companies from two regiments.
Of all the contestants, American or Japanese, who
survived the struggle for Sugar Loaf, Corporal James L. Day, a squad
leader from Weapons Company, 2/22, had indisputably the "best seat in
the house" to observe the battle. In a little-known aspect of this epic
story, Day spent four days and three nights isolated in a shell hole on
Sugar Loaf's western shoulder. This proved to be an awesome but
unenviable experience.
Corporal Day received orders on 12 May to recross the
Asa River and support the assault of Company G, 2/22, against the small
ridge. Day and his squad arrived too late to do much more than cover the
fighting withdrawal of the remnants from the summit. The company lost
half its number in the day-long assault, including its plucky commander,
Captain Owen T. Stebbins, shot in both legs by a Japanese Nambu
machine-gunner. Day described Stebbins as "a brave man whose tactical
plan for assaulting Sugar Loaf became the pattern for successive units
to follow." Concerned about the unrestricted fire from the Half Moon
Hill region, Major Henry A. Courtney, Jr., battalion executive officer,
took Corporal Day with him on the 13th on a hazardous trek to the 29th
Marines to coordinate the forthcoming attacks. With the 29th then
committed to protecting 2/22's left flank, Courtney assigned Day and his
squad in support of Company F for the next day's assault.
Day's rifle squad consisted of seven Marines by that
time. On the 14th, they joined Fox Company's assault, reached the hill,
scampered up the left shoulder ("you could get to the top in 15
seconds"). Day then received orders to take his squad back around the
hill to take up a defensive position on the right (western) shoulder.
This took some doing. By late afternoon, Fox Company had been driven off
its exposed position on the left shoulder, leaving Day with just two
surviving squad-mates occupying a large shell hole on the opposite
shoulder.
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Amtracs, such as these, were pressed into service in the
difficult terrain to resupply the Marines on Sugar Loaf and to evacuate
the wounded, all the while under fire. Department of Defense Photo (USMC)
123218
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During the evening, unknown to Day, Major Courtney
gathered 45 volunteers from George and Fox companies and led them back
up the left shoulder of Sugar Loaf. In hours of desperate, close-in
fighting, the Japanese killed Major Courtney and half his improvised
force. "We didn't know who they were," recalled Day, "because even
though they were only 50 yards away, they were on the opposite side of
the crest. Out of visual contact. But we knew they were Marines and we
knew they were in trouble. We did our part by shooting and grenading
every [Japanese] we saw moving in their direction." Day and his two men
then heard the sounds of the remnants of Courtney's force being
evacuated down the hill and knew they were again alone on Sugar
Loaf.
Representing in effect an advance combat outpost on
the contested ridge did not particularly bother the 19-year-old
corporal. Day's biggest concerns were letting other Marines know they
were up there and replenishing their ammo and grenades. "Before dawn I
went back down the hill. A couple of LVTs had been trying to deliver
critical supplies to the folks who'd made the earlier penetration. Both
had been knocked out just north of the hill. I was able to raid those
disabled vehicles several times for grenades, ammo, and rations. We were
fine."
On 15 May, Day and his men watched another Marine
assault develop from the northeast. Again there were Marines on the
eastern crest of the hill, but fully exposed to raking fire from Half
Moon and mortars from Horseshoe. Day's Marines directed well-aimed rifle
fire into a column of Japanese running towards Sugar Loaf from
Horseshoe, "but we really needed a machine gun." Good fortune provided a
.30-caliber, air-cooled M1919A4 in the wake of the retreating Marines.
But as soon as Day's gunner placed the weapon in action on the forward
parapet of the hole, a Japanese 47mm crew opened up from Horseshoe,
killing the Marine and destroying the gun. Now there were just two
riflemen on the ridgetop.
Tragedy also struck the 1st Battalion, 22d Marines,
on the 15th. A withering Japanese bombardment caught the command group
assembled at their observation post planning the next assault. Shellfire
killed the commander, Major Thomas J. Myers, and wounded every company
commander, as well as the CO and XO of the supporting tank company. Of
the death of Major Myers, General Shepherd exclaimed, "It's the greatest
single loss the Division has sustained. Myers was an outstanding
leader." Major Earl J. Cook, battalion executive officer, took command
and continued attack preparations. The division staff released this
doleful warning that midnight: "Because of the commanding ground which
he occupies the enemy is able to accurately locate our OPs and CPs. The
dangerous practice of permitting unnecessary crowding and exposure in
such areas has already had serious consequences." The warning was
meaningless. Commanders had to observe the action in order to command.
Exposure to interdictive fire was the cost of doing business as an
infantry battalion commander. The next afternoon, Lieutenant Colonel
Jean W. Moreau, commanding 1/29, received a serious wound when a
Japanese shell hit his observation post squarely. Major Robert P.
Neuffer, Moreau's exec, assumed command. Several hours later a Japanese
shell wounded Major Malcolm "O" Donohoo, commanding 3/22. Major George
B. Kantner, his exec, took over. The battle continued.
The night of 15-16 seemed endless to Corporal Day and
his surviving squadmate, Private First Class Dale Bertoli. "The Japs
knew we were the only ones up there and gave us their full attention. We
had plenty of grenades and ammo, but it got pretty hairy." The south
slope of Sugar Loaf is the steepest. The Japanese would emerge from
their reverse slope caves, but they faced a difficult ascent to get to
the Marines on the military crest. Hearing them scramble up the rocks
alerted Day and Bertoli to greet them with grenades. Those of the enemy
who survived this mini-barrage would find themselves backlit by flares
as they struggled over the crest. Day and Bertoli, back to back against
the dark side of the crater, shot them readily.
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Tanks evacuate the wounded as men of the 29th Marines
press the fight to capture Sugar Loaf. The casualties were rushed to aid
stations behind the front lines. Department of Defense Photo (USMC)
122421
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"The 16th was the day I thought Sugar Loaf would
fall," said Day. He and Bertoli hunkered down as Marine tanks,
artillery, and mortars pounded the ridge and its supporting bastions.
"We looked back and see the whole battle shaping up, a great panorama."
This was the turn of 1/3/22, well supported by tanks. But Day could also
see that the Japanese fires had not slackened at all. "The real danger
at Sugar Loaf was not the hill itself, where we were, but in a 300-yard
by 300-yard killing zone which the Marines had to cross to approach the
hill from our lines to the north . . . . It was a dismal sight, men
falling, tanks getting knocked out . . . . the division probably
suffered 600 casualties that day. In retrospect, the 6th Marine Division
considered 16 May to be "the bitterest day of the entire campaign."
By then the 22d Marines was down to 40 percent
effectiveness and General Shepherd relieved it with the 29th Marines. He
also decided to install fresh leadership in the regiment, replacing the
commander and executive officer with the team of Colonel Harold C.
Roberts and Lieutenant Colonel August C. Larson.
The weather cleared enough during the late afternoon
of the 16th to enable Day and Bertoli to see well past Horseshoe Hill,
"all the way to the Asato River." The view was not encouraging. Steady
columns of Japanese reinforcements streamed northward, through
Takamotoji village, towards the contested battlefield. "We kept firing
on them from 500 yards away," still maintaining the small but persistent
thorn in the flesh of the Japanese defenses. Their rifle fire attracted
considerable attention from prowling squads of Japanese raiders that
night. "They came at us from 2130 on," recalled Day, "and all we could
do was keep tossing grenades and firing our M-1s." Concerned Marines
north of Sugar Loaf, hearing the nocturnal ruckus, tried to assist with
mortar fire. "This helped, but it came a little too close." Both Day and
Bertoli were wounded by Japanese shrapnel and burned by "friendly" white
phosphorous.
(click on image for an enlargement in a new window)
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Early on the 17th a runner from the 29th Marines
scrambled up to the shell-pocked crater with orders for the two Marines
to "get the hell out." A massive bombardment by air, naval gunfire, and
artillery would soon saturate the ridge in preparation of a fresh
assault. Day and Bertoli readily complied. Exhausted, reeking, and
partially deafened, they stumbled back to safety and an intense series
of debriefings by staff officers. Meanwhile, a thundering bombardment
crashed down on the three hills.
The 17th of May marked the fifth day of the battle
for Sugar Loaf. Now it was the turn of Easy Company, 2/29, to assault
the complex of defenses. No unit displayed greater valor, yet Easy
Company's four separate assaults fared little better than their many
predecessors. At midpoint of these desperate assaults, the 29th Marines
reported to division, "E Co. moved to top of ridge and had 30 men south
of Sugar Loaf; sustained two close-in charges; killed a hell of a lot of
Nips; moved back to base to reform and are going again; will take it."
But Sugar Loaf would not fall this day. At dusk, after prevailing in one
more melee of bayonets, flashing knives, and bare hands against a
particularly vicious counterattack, the company had to withdraw. It had
lost 160 men.
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The
difficult and shell-pocked terrain of Okinawa is seen here in a view
from the crest of Sugar Loaf toward Crescent Hill and southeast beyond
the Kokuba River. This photograph also illustrates the extent to which
Sugar Loaf Hill dominated the Asato corridor running from Naha to Shuri
and demonstrates why the Japanese defended the area so
tenaciously. Department of Defense (USMC) 124747
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The 18th of May marked the beginning of seemingly
endless rains. Into the start of this soupy mess attacked Dog Company,
2/29, this time supported by more tanks which braved the minefields on
both shoulders of Sugar Loaf to penetrate the no-man's land just to the
south. When the Japanese poured out of their reverse-slope holes for yet
another counterattack, the waiting tanks surprised and riddled them. Dog
Company earned the distinction of becoming the first rifle company to
hold Sugar Loaf overnight. The Marines would not relinquish that costly
ground.
But now the 29th Marines were pretty much shot up,
and still Half Moon, Horseshoe, and Shuri remained to be assaulted.
General Geiger adjusted the tactical boundaries slightly westward to
allow the 1st Marine Division a shot at the eastern spur of Horseshoe,
and he also released the 4th Marines from Corps reserve. General
Shepherd deployed the fresh regiment into the battle on the 19th. The
battle still raged. The 4th Marines sustained 70 casualties just in
conducting the relief of lines with the 29th Marines. But with Sugar
Loaf now in friendly hands, the momentum of the fight began to change.
On 20 May, Lieutenant Colonel Reynolds H. Hayden's 1/4 and Lieutenant
Colonel Bruno A. Hochmuth's 3/4 made impressive gains on either flank.
By day's end, 2/4 held much of Half Moon, while 3/4 had seized a good
portion of Horseshoe. As Corporal Day had warned, most Japanese
reinforcements funneled into the fight from the southwest, so 3/4
prepared for nocturnal visitors at Horseshoe. These arrived in massive
numbers, up to 700 Japanese soldiers and sailors, and surged against 3/4
much of the night. Hochmuth had a wealth of supporting arms: six
artillery battalions in direct support at the onset of the attack, and
up to 15 battalions at the height of the fighting. Throughout the crisis
on Horseshoe, Hochmuth maintained a direct radio link with Lieutenant
Colonel Bruce T. Hemphill, commanding 4/15, one of the support artillery
firing battalions. This close exchange between commanders reduced the
number of short rounds which might have otherwise decimated the
defenders and allowed the 15th Marines to provide uncommonly accurate
fire on the Japanese. The rain of shells blew great holes in the ranks
of every Japanese advance; Marine riflemen met those who survived at
bayonet point. The counterattackers died to the man.
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"Buck Rogers" rocket Marines load projectiles into the
racks of a mobile launcher in preparation for laying down a barrage on
Japanese positions during the Tenth Army drive to the south of Okinawa.
Such barrages were very effective. Department of Defense Photo (USMC)
181768
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Even with Hochmuth's victory the protracted battle of
Sugar Loaf lacked a climactic finish. There would be no celebration
ceremony here. Shuri Ridge loomed ahead, as did the sniper-infested
ruins of Naha. Elements of the 1st Marine Division began bypassing the
last of the Wana defenses to the east. The 6th Division slipped
westward. Colonel Shapley's 4th Marines crossed the Asa River, now
chest-high from the heavy rain fall, on 23 May. The III Amphibious Corps
stood poised on the outskirts of Okinawa's capital city.
The Army divisions in XXIV Corps matched the Marines'
break throughs. On the east coast, the 96th Division seized Conical
Hill, the Shuri Line's opposite anchor from Sugar Loaf, after weeks of
bitter fighting. The 7th Division, in relief, seized Yonabaru on 22 May.
Suddenly, the Thirty-second Army faced the threat of being cut
off from both flanks. This time General Ushijima listened to Colonel
Yahara's advice. Instead of fighting to the death at Shuri Castle, the
army would take advantage of the awful weather and retreat southward to
their final line of prepared defenses in the Kiyamu Peninsula. Ushijima
executed this withdrawal masterfully. While American aviators spotted
and interdicted the south-bound columns, they also reported other
columns moving north. General Buckner assumed the enemy was simply
rotating units still defending the Shuri defenses. But these northbound
troops were ragtag units as signed to conduct a do-or-die rear guard. At
this, they were eminently successful.
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Men
of Company G, 2d Battalion, 22d Marines, found themselves fighting in an
urban environment in their house-to-house attack against the Japanese in
Naha. Department of Defense (USMC) 122390
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This was the situation encountered by the 1st Marine
Division in its unexpectedly easy advance to Shuri Ridge on 29 May as
described in the opening paragraphs. The 5th Marines suddenly possessed
the abandoned castle. While General del Valle tried to placate the
indignation of the 77th Division commander at the Marines' "intrusion"
into his zone, he got another angry call from the Tenth Army. It seems
that that the Company A, 1/5 company commander, a South Carolinian, had
raised the Stars and Bars of the Confederacy over Shuri Castle instead
of the Stars and Stripes. "Every damned outpost and O.P. that could see
this started telephoning me," said del Valle, adding, "I had one hell of
a hullabaloo converging on my telephone." Del Valle agreed to erect a
proper flag, but it took him two days to get one through the
intermittent fire of Ushijima's surviving rear guards. Lieutenant
Colonel Richard P. Ross, commanding the 3d Battalion, 1st Marines,
raised this flag in the rain on the last day of May, then took cover.
Unlike Sugar Loaf, Shuri Castle could be seen from all over southern
Okinawa, and every Japanese gunner within range opened up on the hated
colors.
The Stars and Stripes fluttered over Shuri Castle,
and the fearsome Yonabaru-Shuri-Naha defensive masterpiece had been
decisively breached. But the Thirty-second Army remained as
deadly a fighting force as ever. It was an army that would die hard
defending the final eight miles of shell-pocked, rain-soaked southern
Okinawa.
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