Dumbbell Nan Kilo Moteru?

Hibiki Sakura’s love for food is starting to affect her size. In effort to slim down, she scopes out her local gym only to discover two problems—it’s a haven for intimidating body builders, and her classmate Akemi has a weirdly aggressive muscle obsession. After meeting her handsome personal trainer, Machio, Hibiki bites the bullet and starts her quest for a hot bod!