https://www.mangaupdates.com/series/rlk4y1y/ichioku-nen-button-wo-renda-shita-ore-wa-kizuitara-saikyou-ni-natteita-rakudai-kenshi-no-gakuin-musou-novel This feed shows the latest releases for the series Ichioku-nen Button wo Renda shita Ore wa, Kizuitara Saikyou ni Natteita: Rakudai Kenshi no Gakuin Musou (Novel) as shown on MangaUpdates.com