Released: December 29, 2016
Developer: yuyusansan
Publisher: yuyusansan
Genres
Platforms
Play as Iku Nagae in this combination of shoot'em up and rhythm game!
Use the completely invincible fever system to shoot down the oncoming enemies!!
Prices for US · Updated 9/1/2026
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IKUSAAAAAAAN! (Lets Play) Gameplay 1
Bleachpie8
IKUSAAAAAAAN! Lunatic Final Boss 1 Miss Full Spell
Silver Star
IKUSAAAAAAAN! - Lunatic 1cc - Life Cap 3 - 4,8710,5368,1849,8550
Jaimers
IKUSAAAAAAAN! Extra Session ALL clear(Rolling/Bomb/3, 214,624,591,446,457,050)[4K/60 fps]
IKUSAAAAAAAN! - Extra Session Clear - 39:41 Fever Remaining
IKUSAAAAAAAN! OST - Selection Screen Theme
kobito
IKUSAAAAAAAN! - stage 2 lunatic rank S+++
IKUSAAAAAAAN! Final boss lunatic no miss 18,6 quadrillion
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