The Anime Lad
Ryu Yamada is late, bored, and performing poorly at Suzaku High. Urara Shiraishi is the school's brightest student. One day, without explanation, each finds the other person occupying their body. Their grades and reputations are now attached to the wrong operator. Administrative guidance is not immediately available.
Super Eyepatch Fox
Yamada sleeps in class and collects terrible grades. Shiraishi stands at the opposite end of the school rankings. Then their bodies switch without warning. Each student must confront a daily life built around the other's reputation while the cause remains unexplained. The familiar device gains energy from a deliberately uneven exchange.
Gigguku
Yamada and Shiraishi could barely occupy more different places at Suzaku High. He is late and failing. She is the school's star student. Then they exchange bodies with NO explanation, handing each person the other's face and reputation. That contrast gives the comedy immediate fuel before either of them can even decide what happened!
Father's Basement
Body swapping is hardly a fresh school-comedy device, and the setup offers no explanation for it. The sharper choice is the pairing. Yamada is bored and failing, while Shiraishi excels at everything he neglects. Putting those reputations on the wrong bodies creates usable social pressure before the supernatural premise has to prove anything else.