If you loved Pigtails, try The Garden of Sinners: Future Gospel - Extra Chorus
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
What they share
Theyboth carry the bittersweet, tender mood tags, and they sit in Animation / Drama / Science Fiction territory. If that's the register that drew you to Pigtails, the second film will land in a comparable space — through a different lens.
bittersweettender
What The Garden of Sinners: Future Gospel - Extra Chorus is
Eternal Sunshine of the Spotless Mind if it were slice-of-life anime. A collection of vignettes follows familiar characters navigating everyday life and minor mysteries. The tone is tender, the animation lush, and the overall effect quietly moving.
Ask 
ChatGPT
Claude
Grok
Le Chat
Perplexity
for a deeper bridge
ChatGPTClaudeGrokLe ChatPerplexity