Mei Okada

is a Japanese singer and voice actress from Fukaya, Saitama, affiliated with Ace Crew Entertainment. She was the leader of the Japanese idol group from its formation in 2014 until 2019, and she portrays Marika Mizushima as part of Merm4id, one of the musical groups in Bushiroad's D4DJ franchise. She is the bass guitarist for the band Ave Mujica of the BanG Dream! multimedia franchise, which includes portraying the character Umiri Yahata/Timoris.

Biography Mei Okada, a native of Fukaya, Saitama, was born on 19 May 1996. In November 2014, she became the founding leader of the Japanese idol group . In September 2019, she announced that she would leave Tenkou Shoujo after their 2019 nationwide tour. In 2016, she began , a series of solo readings she hosts. She voiced the character in D4DJ Groovy Mix (2020), D4DJ Petit Mix (2021), and D4DJ All Mix (2023).

In September 2023, the finale of BanG Dream! It's MyGO!!!!!, where she starred as Timoris/Umiri Yahata, announced that she was a bass guitarist of the heretofore-anonymous BanG Dream! band Ave Mujica as said character. She would later reprise her role in the sequel BanG Dream! Ave Mujica. Prior to becoming part of the franchise, her experience with musical instruments was initially limited to elementary school piano lessons, but she decided to learn bass guitar in the preceding months.

Filmography Anime television 2023 D4DJ All Mix, Marika Mizushima BanG Dream! It's MyGO!!!!!, Timoris/Umiri Yahata Video games 2020 D4DJ Groovy Mix, Marika Mizushima 2025 ROAD59: A Yakuza's Last Stand, Hiiragi Sara