Hello there we are the OSHI NO KO. There are many character.

Aqua: hi there, my name is Aqua. I'm Ruby's twin but I'm a boy.

Ruby: ooh hello my name is Ruby. I'm Aqua twin but I'm a girl.

Mem-cho: me? My name is Mem-cho.

Akane: my name is Akane.

Arima kana: I'm Arima kana.

Ai hoshino (Aqua and Ruby's mom) Hello! My name is Ai hoshino!