H ni Arasoe♥Osananajimi-sou

Sota, who moved schools often, has many childhood friends: Ryomu from Okinawa, Aimi from Nagoya, Hatsunoka from Akita, and Nagako from Hakata. Reunited as adults, they begin living together in "Najimi-so," an old apartment building where Sota works as the landlord. Holding onto fond memories of him, the childhood friends' feelings grow stronger.

A sexy battle for the title of true childhood friend unfolds day and night as they vie for Sota's affection. As they reminisce about their childhood selves, they engage in passionate encounters with their now-adult friends, overflowing with strong emotions and eroticism.