♂ m

A 8th grade middle school student. He possesses a radio which seems to be linked to "dream of world". He uses this ability to help Ichigo and Nana fighting with the world.

♀ f 9

A talented girl who jumps to the 7th grade from 3rd grade. She is very smart and uses her talent as a detective. She really likes sweets. She uses the power of sweets to fight with the world.

♀ f 13

The childhood friend of the protagonist. She is a shy girl who almost only talks with the protagonist and Yutaka.

♀ f

A beautiful girl who is 1 year older than the protagonist.

A childhood friend of Atsuko Himega that helps Shiomi in resolving the case of the "Prophecy" and the "Rabbit Slaughter".

♀ f 8

Call the protagonist Onii Hobby: exercise and sports (but bicycle...) Like jelly beans Dislike coconut Like to play outside Dream for the future: being with her Onii forever

♀ f 9

Call the protagonist Oni-sama Used to have a weak body Like milk Dislike leek Dream for the future: being her Oni-sama's bride

♀ f 7

Call the protagonist Oni-chan Not bad at studying, but don't like it Hobby: behaving spoiled to her Oni-chan Like cake Dislike Shiitake (mushroom) Dislike being treated as a child Dream for the future: living with her Oni-chan

♀ f 10

A 10-year-old 5th grade elementary school girl. The protagonist's cute girlfriend and lover. She's the class representative in her school. She's shy and blushes easily but she loves the protagonist! In Shiiko Love it's her birthday soon, and she'll soon be 11!