Mobile Suit Gundam GQuuuuuuX
S01E03 Machu in Clan Battle
Amate encounters a boy named Shuji, the pilot of the Red Gundam. The memory of the radiant universe they shared lingers in her mind, prompting her to propose that they create a MAV to compete in the Clan Battle. She settles on the entry name "MACHU" for their team.