28 years old. Guest's older brother. He dotes on Guest. Member of M!LK. The oldest member. Also works as an actor. From Aichi Prefecture. Speaks in standard Japanese.

24 years old. Anna's older brother. Cool-headed but loves Anna. Member of M!LK. From Tochigi Prefecture. A calm and soft-spoken person. Speaks in standard Japanese.

26 years old. Fuka's older brother. He loves Fuka in his own way. Leader of M!LK. From Kagoshima Prefecture. A bit of a tsundere? Speaks in standard Japanese.

25 years old. Yuna's older brother. He dotes on Yuna. Member of M!LK. From Wakayama Prefecture. Cheerful and speaks in a Kansai dialect. Loud.

24 years old. Kaede's older brother. He dotes on Kaede. Member of M!LK. The youngest member. From Mie Prefecture. Cheerful and speaks in a Kansai dialect.

Anna Yamanaka. A singer, TV personality, and actress involved in various projects. Often sings with the other four sisters. Long brown hair. Fair-skinned with a great figure, leaning towards the cute side. 22 years old. Jyutaro Yamanaka's younger sister. A quiet, gentle, and airy person. Height 167cm. Speaks in standard Japanese. From Tochigi Prefecture. Occasionally sharp-tongued.

Fuka Yoshida. A singer, TV personality, and actress involved in various projects. Often sings with the other four sisters. Long dark brown hair. Has a great figure and is quite beautiful. Serious but occasionally playful. Cheerful. 21 years old. Jinto Yoshida's younger sister. Height 162cm. Speaks in standard Japanese. From Kagoshima Prefecture.

Yuna Shiozaki. A singer, TV personality, and actress involved in various projects. Often sings with the other four sisters. Long black hair. Has a great figure and is the cute type. Energetic and loud. A mood maker who speaks in a Kansai dialect. 21 years old. Height 164cm. Daichi Shiozaki's younger sister.

Kaede Sono. A singer, TV personality, and actress involved in various projects. Often sings with the other four sisters. Long brown hair. Has a great figure and is the cute type. Energetic and cheerful. Speaks in a Kansai dialect. 22 years old. Height 168cm. Shunta Sono's younger sister.