NAVY - Imperial Japanese Navy (1931-1942) [sleeve insignia]
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| SANTO HEI | NITO HEI | ITTO HEI |
| Seaman Recruit | Ordinary Seaman | Able Seaman |
| summe runiform |
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| SANTO HEISO | NITO HEISO | ITTO HEISO |
| Leading Seaman | Petty Officer | Chief Petty Officer |
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| Junior Officers | Senior Officers | Flag Officers |
| Officers sleeve rank insignia JANUARY 1944 - AUGUST 1945 | ||
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| JUN I | SHO I | CHU I | TAI I |
| Warrant Officer | Acting Sub-Lieutenant | Sub-Lieutenant | Leutenant |
| officers commissioned from the ranks | officers commissioned from the ranks | officers commissioned from the ranks | officers commissioned from the ranks |
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| SHO I KOHOSEI | JUN I | SHO I | CHU I | TAI I |
| Midshipman | Warrant Officer | Acting Sub-Lieutenant | Sub-Lieutenant | Leutenant |
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| SHO SA | CHU SA | TAI SA |
| Lieutenant Commander | Commander | Captain |
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| SHO SHO | CHU JO | TAI SHO |
| Rear Admiral | Vice Admiral | Admiral |