|Eye colour||Light grey-blue|
|Family||Itaru Shiodome (Father)|
Akari Sakishima (Mother)
Miori Shiodome (Miuna's mother - Deceased)
Miuna Shiodome (Older half-sister)
Hikari Sakishima (Uncle)
Tomori Sakishima (Grandfather)
Hokage Sakishima (Grandmother - Deceased)
|Manga Debut||Volume 1, Chapter 14|
|Anime Debut||Episode 14: "The Promised Day"|
|Japanese Voice||Shizuka Ishigami|
|English Voice||Wendee Lee|
Akira is a small black-haired 4-year old boy.
He tends to wear a blue sweater with a yellow stripe going down his arm paired with blue pants and yellow sneakers. In the last scene, he is also shown having Ena.
Akira is a very mysterious boy who only listens to Miuna Shiodome, but he is shown to be very shy and timid who lacked in confidence when he tried to confess to Manaka Mukaido that he likes her by a note. But after Manaka thanks him, he gains the confidence he needed.
After Manaka awaken, the two often played together. When Akira was at kindergarten, he made a letter saying he loved Manaka, but she rejected him because she didn't understand what love was.
- The name Akira means "clear, bright, " (晃).
- Akira's surname Shiodome means "tide, ebb, opportunity" (潮) (shio) and "detain, fasten, halt, stop" (留) (tome/dome), which literally means "halt the tides" altogether.