Does Summertime Rendering anime have a happy ending?

The anime adaptation of Yasuki Tanaka's Summertime Rendering has received critical acclaim from fans of the manga all over the world.

A Tragic Festival – Summertime Render Ep 5 Review – In Asian Spaces

Summertime Render - 25 (End) and Series Review - Lost in Anime

Summertime Render - 25 (End) and Series Review - Lost in Anime

BOCCHI THE ROCK!, Summer Time Rendering Lead Awards Tally in the 9th Anime Trending Awards

Summer Time Rendering or Erased: Which is the Better Supernatural Time-Traveling Mystery?

Can somebody explain the ending of Summertime Render to me? Why did Shinpei time travel one last time to a world where everything was okay, nobody was dead, and it seems like

Finished Summer Time Rendering. Have some questions about the ending though. : r/manga

Summertime Render - 25 (End) and Series Review - Lost in Anime

Summertime Rendering Vols. 1 & 2 - The Comics Journal

GREAT ENDING! Summer Time Rendering Episode 24-25 Reaction

Summer Time Rendering Is Latest Jump Plus Manga to Get Anime After Ending – OTAQUEST

Who Does Shinpei End Up With in Summer Time Rendering?