
Quick answer — Eri Sasaki performed 2 anime themes, including "Haru no Tonari" from LAID-BACK CAMP SEASON2, "Ring of Fortune" from Plastic Memories.
Eri Sasaki performed the anime theme songs "Haru no Tonari" (LAID-BACK CAMP SEASON2), "Ring of Fortune" (Plastic Memories).
Eri Sasaki's first listed anime theme is "Haru no Tonari", the ending of LAID-BACK CAMP SEASON2.