Simple 1500 シリーズ Vol.82 The 潜水艦/ Simple 1500 Series Vol. 82: The Sensuikan

The Sensuikan is a radio control submarine simulator that features a story mode in which the player takes the role of a young kid that buy a new radio control submarine and will have to pass several stages against other users to gain more money that will allow him to improve his submarine or buy new ones in the town shop.