MMR-397 MMR-397 青春の坂道/星野希 Released 2014-06-27. Release date 2014-06-27 Updated 2026-08-27 04:13 Performers Our records list no performers for this title. MMR-396 MMR-398 Related entries MMR 2014 Record & updates First seen 2026-08-25 Last verified 2026-10-26 Public content updated 2026-08-27 04:13 Request correction or removal Report a data issue