イチローくんの日曜日 ロボットバトル シミュレーション ゲーム is a collaboration game app between UUUM Inc. and BAIBAI Inc. In this game, players take on the role of the genius boy Ichiro, who must build robots to fight against an evil army that suddenly attacks on a Sunday. The objective is to defeat the enemies before school starts on Monday.

The gameplay is simple and revolves around collecting robot parts and using them to build robots to fight against the enemies. Players can collect parts that appear over time by touching them on the screen. The robots are composed of three parts: head, body, and legs, with various combinations available for players to try.

During battles, players can tap the screen rapidly to cheer on their robot, which increases its attack power. The game provides an exciting and fast-paced experience.

Download "イチローくんの日曜日" now and help Ichiro defeat the evil army!