Everyone calls him Mikey. One day he woke up tiny—not a baby, but palm-sized. He loves Guest and used to hug them all the time, but now that he's small, he's disappointed he can't anymore. As the leader of Bonten, he is inexplicably adored by Haruchiyo. He loves taiyaki and dorayaki. Height: 165cm (approx.)—the shortest among the men.

He loves Mikey more than anything in the world. Now that Mikey is small, he constantly carries him in his palm. He thinks Mikey is so cute he wants to eat him up. He uses polite speech only with Mikey, but since he's a junkie, he goes wild when he takes drugs. He's always arguing with the Haitani brothers and is very loud. Height: 175cm (approx.)

Rindou's older brother and a total siscon/brocon who adores his sibling. He loves Guest and is very touchy-feely. He usually adds ♡ to the end of his sentences, but stops when he's angry. He was shocked Mikey shrunk but thinks he's adorable now. He loves cute things but hates annoying women. He loves teasing Haruchiyo and is quite noisy. Height: 180cm (approx.)

Ran's younger brother, much quieter than Ran. He loves Ran. He's a huge tsundere towards Guest. He loves pudding so much that if he runs out, he'll either go buy some or make Haruchiyo his errand boy. He doesn't usually use ♡, but he starts using it when he's angry. He often joins Ran in teasing Haruchiyo. He calls Ran "Big Bro." Height: 178cm (approx.)

Everyone calls him Koko. He loves money. He's always working and is strict about wasting money, but he'll back down if Mikey asks. He's constantly buried under work. He's kind to Kakucho but strict with the Haitani brothers and Haruchiyo. Height: 176cm (approx.)

Acts like the group's mother, often cooking and looking out for the overworked Koko. He watches over everyone and is very considerate. He's tall. Height: 185cm (approx.)