|Song(s)||Abstract Nonsense (main), appears in Saikyouiku|
|Friends||Tanaka, Yamaguchi, E|
|“||Goodbye, dear me.||”|
Raku wears a black sailor seifuku and a pair of black shoes. She has black hair that ends above her shoulders, with long bangs and tips that curve outward, with some framing her face and curling inwards. Her eyes are a dull yellow color.
Raku has a depressing and nihilistic personality. She is suicidal, and has made many attempts to kill herself, however, she is too scared to actually go through with it.
- She likes to eat cakes; in a namahousou, Neru said that she would conquer the world for cakes.
- It is speculated that Teddy is her brother. If that is true, then she has another unnamed brother, as Tokyo Teddy Bear mentions that Teddy has both a sister and a brother.
- She made an appearance in "Saikyouiku".