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| 634th Naval Air Group | |
|---|---|
| Active | May 1, 1944 – postwar. |
| Country |  Empire of Japan |
| Allegiance | Empire of Japan |
| Branch |  Imperial Japanese Navy |
| Type | Naval aviation unit |
| Role | Bomber, reconnaissance |
| Size | 48 aircraft (initial) |
| Part of | 4th Carrier Division 2nd Air Fleet 1st Air Fleet 5th Air Fleet 32nd Air Flotilla |
| Garrison/HQ | Iwakuni, Japan Kure, Japan Battleship Hyūga Cavite, Philippines Donggang, Taiwan Genkai, Japan Ibusuki, Japan Sakura Island, Japan |
| Aircraft flown | E16A Zuiun "Paul" D4Y Suisei "Judy" D3A Type 99 "Val" B6N Tenzan "Jill" A6M Type 0 "Zeke" E13A Type 0 "Jake" |
| Engagements | World War II |
| Insignia | |
| Identification symbol | 634 or squadron code |
The 634th Naval Air Group (第六三四海軍航空隊, Dai Roku-San-Yon Kaigun Kōkūtai) was a carrier air group (later converted to airbase garrison unit) of the Imperial Japanese Navy (IJN) during the Pacific campaign of World War II.
