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To Your Eternity S3E12 — Flying Bug

7.6

To Your Eternity•Season 3•Episode 12

Flying Bug

7.6/10 · 193 votesDec 20, 202525 min

Ranked #10 of 22 in Season 3•+0.1 vs season avg

Fushi transforms into small creatures to keep an eye on Mizuha and Funa. Meanwhile, Eko gives Yuki an idea.

Directed byMasashi Nakamura

Written byShinzo Fujita

Previous episodeE11 · Their Home Next episodeE13 · Number One

Seasons3

Cast14

Reiji Kawashima

Reiji Kawashima

Fushi (voice)

Kenjiro Tsuda

Kenjiro Tsuda

The Beholder (voice)

Tomori Kusunoki

Tomori Kusunoki

Mizuha (voice)

Megumi Han

Megumi Han

Yuki Aoki (voice)

Yumiri Hanamori

Yumiri Hanamori

Satoru (voice)

Aya Uchida

Aya Uchida

Hanna (voice)

Fukushi Ochiai

Fukushi Ochiai

Kazumu Tamaki (voice)

Chiharu Sawashiro

Chiharu Sawashiro

Suzuhiko Senba (voice)

Aoi Koga

Aoi Koga

Aiko (voice)

Shouto Kashii

Shouto Kashii

Kazumitsu (voice)

Rumi Okubo

Rumi Okubo

Mimori (voice)

Shizuka Itoh

Shizuka Itoh

Izumi (voice)

Crew12

Shinzo Fujita

Shinzo Fujita

Writer

H

Hang Xinhua

Animation Director

K

Kiyoko Sayama

Storyboard Artist

Y

Yasuhiro Moriki

Prop Designer

Y

Yuki Ikeda

Supervising Animation Director

T

Takuya Imakado

Supervising Animation Director

L

Liu Yunliu

Animation Director

Y

Yutaka Kamogawa

Animation Director

L

Lin Yingxiu

Animation Director

R

Ryoya Sano

Assistant Production Manager

M

Masashi Nakamura

Director

Z

Zon Ten

Animation Director

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Episode Summary

"Flying Bug" is episode 12 of To Your Eternity season 3. It scored 7.6/10 from 193 votes, ranking #10 of 22 episodes this season (season average 7.5). Directed by Masashi Nakamura and written by Shinzo Fujita, it aired on December 20, 2025.

Next: E13 · Number One Best of Season 3