"Boku Mama" and "Tomo Mama" seem to be referring to the protagonists' mothers. The title roughly translates to "My Mom and Your Mom's Amateur/Exchange Student Life" or more accurately "Boku Mama × Tomo Mama Kōkan Hameppu Life" which refers to an Anime, Doujin (indie) work.
: Unlike many games in the swapping genre where the protagonist is portrayed as inferior, players appreciated that Takumi is portrayed as "capable" and can eventually win over both heroines in specific routes. Tone Shifts Boku Mama x Tomo Mama Koukan Hameppu Life -Bose...
Your original search fragment "Boku Mama x Tomo Mama Koukan Hameppu Life -Bose..." likely concludes with a character name or subtitle (e.g., "Bosei Ai" = Motherly Love, or a name like "Bose"). While the full title points to a specific commercial work, the genre it belongs to is a fascinating, if controversial, corner of adult fantasy storytelling. "Boku Mama" and "Tomo Mama" seem to be
note that the game balances "vanilla" (pure romance) elements with NTR (cuckolding) themes, which is considered rare for this genre. Main Conflict Provide Background : Offer background information on the