40th Division (Imperial Japanese Army)

40th Division
Active1939 - 1945
CountryEmpire of Japan
Branch Imperial Japanese Army
TypeInfantry
Garrison/HQZentsuji, Kagawa, Japan
Nickname(s)Whale Division
EngagementsSecond Sino-Japanese War
Commanders
Colonel of
the Regiment
Tosho Koshiba (236th regiment) - the father of Masatoshi Koshiba
Notable
commanders
Naojikiro Amaya

The 40th Division (第40師団, Dai-yonjū Shidan) was an infantry division in the Imperial Japanese Army. Its call sign was the Whale Division (鯨兵団, Kujira Heidan).