A member of Hinobori Gakuen&#039;s 5-3 &quot;Chikyuu Bouei Gumi&quot;. His the eighth attendance number.  Jin is Ken-oh and Raijin-Oh, God Raijin-Oh&#039;s the main pilot.   He&#039;s an active boss of the kids. He dislikes test and injection.   However, his motor nerve is preeminently excellent.   He is reckless, but sense of justice is very strong.  His family is a liquor store. 

Suddenly, an evil empire, Jaaku, raids the Earth. But the light appears from the Earth, and fights against Jaaku. It is Raijin Oh operated by Eldran. Eldran has protected the earth since the ancient ages. But he was injured during the fight, and Raijin Oh falls to the ground. On the other hand, Jaaku scatters their weapons, Aku Darmer, all over the world. <br>
Meanwhile, in Yosho elementary school, they have extra lessons in the 3rd class of the 5th grade. Eldran leaves Raijin Medal to them and asks them to save the Earth for him, and then he disappeared. In this way, the Earth Defense Agency consisted of elementary students is founded.<br><br>
(Source: AnimeNfo)

[Twitter](https://twitter.com/rica_matsumoto3) | [Blog](https://ameblo.jp/ricachanhouse) | [Wiki (jp)](https://ja.wikipedia.org/wiki/%E6%9D%BE%E6%9C%AC%E6%A2%A8%E9%A6%99) | [Wiki (en)](https://en.wikipedia.org/wiki/Rika_Matsumoto)

Rika Matsumoto is a Japanese actress, voice actress and singer, as well as one of the founders of [JAM Project](https://anilist.co/staff/102041/).

After early stage work, she began both voice acting and singing careers. The most popular role by Rika is [Satoshi](https://anilist.co/character/2473/) (Ash Ketchum in English translations), the main character of the anime series [Pokémon](https://anilist.co/anime/527/). She also had a role in the [Yu-Gi-Oh](https://anilist.co/anime/550/) series as [Ryou Bakura](https://anilist.co/character/1488/) and [Yami Bakura](https://anilist.co/character/1489/). As such, Matsumoto has taken on roles for young boys. Matsumoto also performs the songs for many of the openings for the Japanese Pokémon anime.

Matsumoto has had lead or supporting roles in dozens of series. She has also had a radio show in Japan and does some dubbing work for translations of American films and TV series into Japanese. She announced in April 2008 she was taking time off from the group and her solo work.

Her name is also sometimes romanized as Rica Matsumoto.

Jin Hyuuga