| Abbreviations used in the Taikoku Maru Roster Revised on 01/16/15 | ||
| Rank Abbreviations: | ||
| Code | Meaning | |
| 1st Lt | First Lieutenant | |
| 1st Sgt | First Sergeant | |
| 2nd Lt | Second Lieutenant | |
| Capt | Captain | |
| CBM | Chief Boatswain's Mate | |
| CCM | Chief Carpenter's Mate | |
| CCSTD | Chief Commissary Steward | |
| CEM | Chief Electrician's Mate | |
| CGM | Chief Gunner's Mate | |
| CMM | Chief Machinint's Mate | |
| Cpl | Corporal | |
| CSK | Chief Storekeeper | |
| CSM | Chief Signalman | |
| CTM | Chief Torpedoman | |
| CWO | Chief Warrant Officer | |
| CY | Chief Yeoman | |
| FC1c | Fire Controlman, First Class | |
| Fld Clk | Field Clerk | |
| FM1c | Undefined code for a Marine | |
| GM1c | Gunners Mate, First Class | |
| GY Sgt | Gunnery Sergeant | |
| MSgt | Master Sergeant | |
| Maj | Major | |
| MM1c | Machinist Mate First Class | |
| PFC | Private First Class | |
| Pvt | Private | |
| S Sgt | Staff Sergeant | |
| SC1c | Ship's Cook First Class | |
| SC2c | Ship's Cook Second Class | |
| SC3c | Ship's Cook Third Class | |
| S1c | Seaman First Class | |
| Sgt | Sergeant | |
| SgtMaj | Sergeant Major | |
| T Sgt | Technical Sergeant | |
| TM1c | Torpedoman First Class | |
| TM2c | Torpedoman Second Class | |
| WOJG | Warrant Officer Junior Grade | |
| Unit Abbreviations : | ||
| AA | Anti Aircraft | |
| AC | Air Corps | |
| AGD | Adjutant General Department | |
| Asst | Assistant | |
| Avn | Aviation | |
| Bn | Battalion | |
| Bomb | Bombardment | |
| Btry | Battery | |
| CA | Coast Artillery | |
| CAC | Coast Artillery Corps | |
| Chem | Chemical | |
| Cmd | Command | |
| Cmdt | Commandant | |
| Co | Company | |
| CWS | Chemical Warfare Service | |
| Dept | Department | |
| Det | Detachment | |
| Div | Division | |
| DML | Demolition | |
| Engr | Engineer | |
| Gp | Group | |
| (H) | Heavy | |
| HDM&SB | Harbor Defenses, Manila and Subic Bays | |
| Hosp | Hospital | |
| Hq | Headquarters | |
| Inf | Infantry | |
| INF | Infantry | |
| Intcp | Interceptor | |
| (L) | Light | |
| Matl | Materiel | |
| Med | Medical | |
| Ofc | Office | |
| Ord | Ordnance | |
| ORD | Ordnance | |
| PA | Phillipine Army | |
| Phil | Phillipine | |
| PM | Provost Marshall | |
| Prov | Provisional | |
| PS | Philippine Scouts | |
| Purs | Pursuit | |
| QM | Quartermaster | |
| QMC | Quartermaster Corps | |
| Regt | Regiment | |
| SC | Signal Corps | |
| Sig | Signal | |
| Sqdn | Squadron | |
| Sta | Station | |
| Svc | Service | |
| US | United States | |
| USAFFE | United States Armed Forces, Far East | |
| USAMP | United States Army Mine Planter | |
| USAT | United States Army Transport | |
| USN | United States Navy | |