Check for volumes under the Leed Publishing (リイド社) label, specifically under their adult imprints. Anime Reels - Facebook
Many of these chapters explore the concept of "First Love's End" (初恋の終わり), where characters finally act on feelings they have harbored since they were children. Where to Find [Yamamoto_Zenzen]_Kodomo_no_Koro_Suki_Deshita_(...
Childhood friends reuniting as adults to fulfill long-standing romantic or physical desires. Check for volumes under the Leed Publishing (リイド社)
(こどものころ好きでした, trans. "I Loved You Since Childhood") is an adult-oriented manga (H-manga) created by the artist Yamamoto Zenzen (山本善々). The work is part of Yamamoto's broader collection of stories, often focusing on themes of reunion, long-held affection, and mature relationships. Series Overview often focusing on themes of reunion