1st Fleet (Imperial Japanese Navy)

1st Fleet
Active28 December 1903 – 25 February 1944
CountryEmpire of Japan
Branch Imperial Japanese Navy
Commanders
Notable
commanders
Heihachiro Togo
Kōichi Fujii
Osami Nagano
Isoroku Yamamoto
Chuichi Nagumo

The 1st Fleet (第一艦隊, Dai-ichi Kantai) was the main battleship fleet of the Imperial Japanese Navy.