As this is an adult title, it is available through specific Japanese digital and physical retailers:

Yamamoto Zenzen (山本善々), known for a clean art style often featuring athletic or mature female characters, such as those in his series S-ken K-shi Shakaijin Joshi Volleyball Circle no Jijou .

Check for volumes under the Leed Publishing (リイド社) label, specifically under their adult imprints. Anime Reels - Facebook

You can find digital versions on FANZA or DLsite , which host many of Yamamoto Zenzen's works.

The title is primarily associated with a short story or bonus material featured alongside other works by Yamamoto Zenzen, such as the volume Genkai Seiyoku ~Gaman Dekinai Hitozuma-tachi~ (Limit Desire ~Women Who Can't Restrain Themselves~).

Childhood friends reuniting as adults to fulfill long-standing romantic or physical desires.

Major retailers like Amazon JP or Melonbooks stock his compiled volumes.

The artist is noted for high-quality, detailed anatomy and expressive faces that emphasize the emotional connection between characters, a style sometimes compared to other artists in the "mature woman" (milf/人妻) subgenre.