|Kanji Name||河原 中|
|Height and Weight||174 cm, 64 kg|
|School||Fujou High School|
|Class and Year||2-F|
He is a super freak masochist and also has a perverted nature. Despite claiming to be her biggest rival, he enjoys when Chitose Karasuyama tortures him. He tends to be cowardly and claims he's the only member of the Kazama Gang who didn't became a delinquent.
- From childhood through to elementary school, it is known that Ataru has been friends with Kenji Kazama, Hiroshi Nagayama, and Yokoshima, and all of them then formed the gang called Kazama Gang.
- During an incident at elementary school, the Kazama Gang who got stuck in a wildfire were then rescued by Mr. Shawn Konekone, and apparently he was developing his masochistic nature.