1. ESCORT FLEET

Flagship: Murakumo DD 118 @Yokosuka

1st Escort Flotilla @ Yokosuka
Flagship: Shirane DDH 143 @Yokosuka

46th Destroyer Div. @ Yokosuka

Yugiri DD 153
Amagiri DD 154

48th Destroyer Div. @ Yokosuka

Sawayuki DD125*
Hamagiri DD 155
Setogiri DD 156

* 1992: Umigiri DD 158 replaced DD125, which moved to 41st DesDiv of 4th EF.

61st Destroyer Div. @ Yokosuka

Asakaze DDG 169
Hatakaze DDG 171

2nd Escort Flotilla @ Sasebo
Flagship: Kurama DDH 144 @ Sasebo

44th Destroyer Div. @ Kure

Yamayuki DD 129
Matsuyuki DD 130

47th Destroyer Div. @ Sasebo

Asagiri DD 151
Yamagiri DD152
Sawagiri DD 157

62nd Destroyer Div. @ Sasebo

Tachikaze DDG 168*
Sawakaze DDG 170

1993: Kongo DDG 173 replaced DDG168, which moved to 1st DesDiv of 4th EF.

3rd Escort Flotilla @ Maizaru
Flagship: Haruna DDH 141 @ Sasebo

42nd Destroyer Div. @ Maizuru

Mineyuki DD 124
Hamayuki DD 126

45th Destroyer Div. @ Sasebo

Asayuki DD 132
Shimayuki DD 133
Setoyuki DD 131

63rd Destroyer Div. @ Maizuru

Amatsukaze DDG 163
Shimakaze DDG 172

4th Escort Flotilla @ Yokosuka
Flagship: Hiei DDH 142 @Yokosuka

1st Destroyer Div* @ Yokosuka

Takatsuki DD 164
Kikuzuki DD 165

*93 added Tachikaze DDG 168

41st Destroyer Div** @ Oominato

Hatsuyuki DD 122
Shirayuki DD 123

**92 added Sawayuki DD 125

43rd Destroyer Div. @ Yokosuka

Isoyuki DD 127
Haruyuki DD 128

11. SUBMARINE FLEET

Headquarters @ Yokosuka
Fushimi ASR 402 @ Kure
Isoshio* (Training Submarine - Target) @ Kure (* Deleted 3/91)

1st Submarine Flotilla @ Kure

1st Sub Div. @ Kure

Yushio SS 573
Mochishio SS 574
Akishio SS 579

5th Sub Div. @ Kure

Narushio SS 569*
Kuroshio SS 570**

*became training sub ATSS 8002 5/90, deleted 3/93

**became training sub ATSS 8003 3/91

Takashio*** SS 571
Yaeshio SS 572

*** became training sub ATSS 8004 6/92

2nd Submarine Flotilla @ Yokosuka
Chiyoda ASR 405 @Yokosuka

2nd Sub Div. @ Yokosuka

Nadashio SS 577
Hamashio SS 578

3rd Sub Div. @ Yokosuka

Setoshio SS 575
Okishio SS 576

4th Sub Div. @ Yokosuka

Takeshio SS 580
Yukishio SS 581
Sachishio SS 582

III. 1st Mine Countermeasures Flotilla @ Kure

14th MCM Div. @ Sasebo

Yakushima MSC 656
Narushima MSC 657
Hikoshima MSC 669

16th MCM Div. @ Kure

Nuwajima MSC 662
Etajima MSC 663

18th MCM Div. @ Kure

Takashima MSC 661
Himeshima MSC 665

19th MCM Div. @ Kure

Ogishima MSC 666
Moroshima MSC 668
Yurishima MSC 668

IV. 2nd Mine Countermeasures Flotilla @ Yokosuka

13th MCM Div. @ Oominato

Ooshima MSC 654
Niijma MSC 655

15th MCM Div. @ Yokosuka

Chichijima MSC 658
Torishima MSC 659

17th MCM Div. @ Yokosuka

Hahajima MSC 660
Kamishima MSC 664

20th MCM Div. @ Yokosuka

Ukishima MSC 653
Awashima MSC 670
Sakushima MSC 671

51st MCM Div (formed '93) @ Yokosuka

Yaeyama MSO 301
Tsushima MSO 302
Hachijo MS 303

V. Amphibious Flotilla 1 @ Yokosuka

Miura LST 4151
Qjika LST 4152
Satsuma LST 4153

VI. Additional Attached units

Azuma ATS 4201 @ Kure
Kurobe ATS 4202 @ Kure
Sagami AOE 421 @ Kure
Towada AOE 422 @ Kure
Tokiwa AOE 423 @ Yokosuka
Hamana AOE 424 @ Sasebo

VII. SASEBO BASE FORCE

21st Destroyer Div.

Yamagumo* DD 113
Makigumo** DD 114
Asagumo DD 115

*became Training Ship TV 3506 6/91
**became Training Ship-TV 3507 6/91

34th Destroyer Div.

Chikugo DE 215
Mikuma DE 217

3rd Patrol Boat Div.

PB 23
PB 24
PB 27

Target Service Unit

ASU 81

11th Minesw. Div.

Ninoshima MSC 650
Miyajima MSC 651

49th Minesw. Div.

Okitsu MSC 646
Hashira MSC 647

Also

Ooi*
LC01
Matabu LST 4102

*1 /90 became ASU 7017

VIII. MAIZURU BASE FORCE

2nd Destroyer Div.

Mochizuki* DD 166
Nagatsuki* DD 167

*to be deleted 95

31st Destroyer Div.

Iwase DE 219
Abukuma DE 229

12th Minesw. Div.

Hatshima MSC 649
Enoshima MSC 652

2nd MTB, Div. ('92: Deployed to Yoichi (Hokkaido))

PT 13 - deleted 10/91
PT 14 - deleted 3/93
PT15

1st MB Div

PG 01 821
PG 02 822
Noto LSU 4172
Isuzu ASU 7015 - deleted 3/92

Note: 1993: 2nd MTB Division replaced at Yoichi by 1st missile Boat Division of modified Italian Sparviero class

IX OMINATO BASE FORCE

23rd Destroyer Div.

Aokumo DD 119
Akigumo DD 120
Yugumo DD 121

35th Destroyer Div.

Ishikari DE 226
Yubayi DE 227
Yubetsu DE 228

Other Ships

Nemuro LST 4103
Kitakami ASU 7016

TSU

ASU82

47th Minesweeper Div.

Oumi MSC 644
Fukue MSC 645

1st MTB Div.

PT 11 (deleted 10/91)
PT 12 (deleted 11/90)

X. YOKOSUKA BASE FORCE

33rd Destroyer Div.

Teshio DE 222
Yoshino DE 223
Kumano DE 224

37th Destroyer Div.

Ayase DE 216
Chitose DE 220
Niyoda DE 221

Yokosuka TSU

ASU83

Chichijima TSU

ASU85

42nd Minesweeper Div.

Yokose* MSC 642
Sakae* MSC 643

*91 became YAS 93 & 94

1st Patrol Boat Div.

PB 22
PB 25
PB 26

Yacht

Hiyodori ASY 92

Other ships

Atsumi LST 4101
Shirase AGB 5002

BT