Yuuma Jinnai is [Akari's](https://anilist.co/character/32803) crush and [Alma's](https://anilist.co/character/36816) twin brother. Yuuma attends the same school as Akari and lives with his grandparents. He believes his mother died when she was young and it is presumed that his father has died too.

Yuuma is a hard-working and focused teenager, as seen he has been practicing basketball, his favorite sport whenever he is free. Although look cold on the outside, Yuuma actually possesses a welcoming and warm personality that eventually lets himself to be near to Akari, which he sometimes find hard to express his own feelings towards her.

Yuuma is also a very open-minded, not showing a sign of shock nor surprise when he find out the secret of Akari and the relationship between himself and the Jewelland. Instead, he is quite helpful to Akari when dealing with the problems with Alma, his long-lost twin sister.



In Jewel Land, Jewelpets, creatures who has the natural ability to use magic lived in harmony with the Witches, attending the School of Witchcraft and Wizardry to learn to use magic with their Jewel Eyes. However for Ruby, a white Japanese Hare whose magic sometimes fail, is appointed to go to the Human World to search for her partner. But when she used the card the magicians gave her, she was sent to the Human World by accident. In the Human World, A girl named Akari Sakura met her on the beach on her way to school. At first, Akari can't understand her due to her Jewel Land Language until Ruby took a special candy so she could speak and understand human language. As the day passes, Ruby knew about her problems and later apologized. A Jewel Charm appeared on Akari's hand and she realized it that she's chosen by Ruby to be her partner. After that, she decided to enter the Jewel Star Grand Prix, on the prize is that any wish that they wanted will be granted. Will she be the Next Jewel Star and her wish be granted in the end? Or I'll just end in one big disaster... <br><br>
(Source: Wikipedia)

[Website](http://tachibanashinnosuke.com/) | [Blog](https://lineblog.me/tachibanashinnosuke/) | [Twitter](https://twitter.com/REAL_1978_TS)

A Japanese voice actor, singer, and narrator. He is also the head of the voice acting agency [BLACK SHIP](https://www.blackship.jp/), which he created together with [Jun Fukuyama](https://anilist.co/staff/95086) after leaving their old agency Axl-One at the same time. As a part of his singing career, he is one of the two members of [Elekiter Round 0](http://www.marine-e.net/sp/er0/).

Married voice actress [Ao Takahashi](https://anilist.co/staff/95713) on January 1, 2017.

__Non-anime roles:__

- Argenti - Honkai: Star Rail (VG)
- Jusis Albarea - The Legend of Heroes Series (VG)
- Rafayel - Love and Deepspace (VG)

Special episode included with the Blu-ray box set of the original Jewelpet Tinkle anime series.