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A Wild Last Boss Appeared

Season 2 of A Wild Last Boss Appeared! is set to stream on ABEMA and U-NEXT on September 26, with its TV broadcast on Tokyo MX starting October 3. New cast and theme songs for the season were announced in the official second promotional video.

Synthesized from 2 Yomimono stories · updated 3d ago

Season 2 of the A Wild Last Boss Appeared! television anime has a confirmed release pattern. Streaming begins on ABEMA and U-NEXT on September 26 at 10:30 p.m., one week before the Tokyo MX television broadcast starts on October 3 at the same time. BS Asahi and Kansai TV follow on October 4. That early streaming window repeats the first season's rollout, which streamed in September 2025 and aired in October 2025. The same pattern was first announced in August with an October premiere and a one-week-early streaming plan.

The second season adds new cast members. Akio Otsuka joins as Leon, Atsushi Miyauchi as Sagittarius, and Shuhei Sakaguchi as Melcrius, joining previously announced additions Ryota Suzuki as Karkinos, Chiaki Takahashi as Scorpius, Takahiro Sakurai as Castor, Shinpachi Tsuji as Mizar, Momoko Seto as Mass-Produced Libra, Yūichirō Umehara as Terra, and M.A.O as Luna. Chakura performs the ending theme "Yurete Skirt." Suspended 4th handles the opening theme "Melodic Impact."

Production staff stay in place. Yuya Horiuchi returns to direct at Wao World, with Kazuyuki Fudeyasu again writing series scripts. Character designer Maiko Ebisawa returns, joined by several first-season episode chief animation directors and new designer Akiko Satō. The anime adapts the light novel series written by Firehead with illustrations by YahaKo. That series began on Shōsetsuka ni Narō in 2015 and ended in 2017, with Earth Star Entertainment publishing the final volume in April 2019. The franchise has 1.4 million copies in circulation.

Key facts

Streaming start
ABEMA and U-NEXT on September 26 at 10:30 p.m.
TV broadcast start
Tokyo MX on October 3, with BS Asahi and Kansai TV on October 4
New cast
Akio Otsuka as Leon, Atsushi Miyauchi as Sagittarius, Shuhei Sakaguchi as Melcrius
Additional cast
Ryota Suzuki as Karkinos, Chiaki Takahashi as Scorpius, Takahiro Sakurai as Castor, Shinpachi Tsuji as Mizar, Momoko Seto as Mass-Produced Libra, Yūichirō Umehara as Terra, M.A.O as Luna
Opening theme
"Melodic Impact" by Suspended 4th
Ending theme
"Yurete Skirt" by Chakura
Director
Yuya Horiuchi returns at Wao World
Series scripts
Kazuyuki Fudeyasu returns
Source material
Light novel series by Firehead with illustrations by YahaKo, published by Earth Star Entertainment
Circulation
1.4 million copies

Timeline

Synthesized by Yomimono from the cited Yomimono stories below, each itself sourced, then editorially reviewed. Every fact links the story it came from.

Facts

Release
tv · 2026-09-26 · ABEMA and U-NEXT · 2026-09-11
Release
tv · October 2026 · Japan · 2026-08-04
Announced
second promotional video alongside the schedule and new cast · 2026-09-11
Announced
second season's first promotional video (official website) · 2026-08-04
Announced
seven new cast members · 2026-08-04
Noted
The trailer also previews the opening theme song "Melodic Impact" by the rock band Suspended 4th. · 2026-08-04

Connections

Music by of
chakura
Writes of
firehead, yahako

Structured graph also available as JSON at /public/entities/a-wild-last-boss-appeared. CC BY 4.0.

Claim activity

When a claim about A Wild Last Boss Appeared was confirmed, debunked, or disputed against open-web sources. The record stays even after a claim drops off the facts list.

  • Confirmed YahaKo writes A Wild Last Boss Appeared 6d ago · source
  • Confirmed Firehead writes A Wild Last Boss Appeared 6d ago · source
  • Confirmed seven new cast members Sep 5 · source
  • Confirmed second season's first promotional video Sep 5 · source
  • Debunked tv October 2026 Japan Sep 5 · source
  • Confirmed yuichiro umehara voices A Wild Last Boss Appeared Sep 5 · source
  • Confirmed Chiaki Takahashi voices A Wild Last Boss Appeared Sep 5 · source
  • Confirmed ryota suzuki voices A Wild Last Boss Appeared Sep 5 · source

All coverage

Sep 11

A Wild Last Boss Appeared! Season 2 Sets September 26 Streaming Debut

The second season of A Wild Last Boss Appeared! will start streaming on ABEMA and U-NEXT on September 26 at 10:30 p.m., a week before its Tokyo MX television broadcast begins on October 3 at the same time. BS Asahi and Kansai TV follow on October 4. The show's official website published a second promotional video alongside the schedule and new cast. Akio Otsuka joins as Leon, Atsushi Miyauchi as Sagittarius, and Shuhei Sakaguchi as Melcrius. Chakura performs the ending theme "Yurete Skirt," while Suspended 4th handles the opening theme "Melodic Impact." Yuya Horiuchi returns to direct at Wao World, with Kazuyuki Fudeyasu again writing series scripts. The anime adapts the light novel series by Firehead and illustrator YahaKo.

Aug 4

A Wild Last Boss Appeared Season 2 Trailer Sets October Debut, Adds Seven Cast

The official website for the A Wild Last Boss Appeared! television anime unveiled the second season's first promotional video on Tuesday, confirming an October premiere and introducing seven new cast members. The trailer also previews the opening theme song "Melodic Impact" by the rock band Suspended 4th. Newly announced cast include Ryōta Suzuki as Karkinos, Chiaki Takahashi as Scorpius, Takahiro Sakurai as Castor, Shinpachi Tsuji as Mizar, Momoko Seto as Mass-Produced Libra, Yūichirō Umehara as Terra, and M.A.O as Luna. Yūya Horiuchi returns to direct at Wao World, with Kazuyuki Fudeyasu again handling series scripts. Character designer Maiko Ebisawa returns, joined by several first-season episode chief animation directors and new designer Akiko Satō. The season will debut in October on Tokyo MX, BS Asahi, and Kansai TV, streaming one week early on ABEMA and U-NEXT. The first season streamed in September 2025 and aired in October 2025. The light novel series, written by Firehead with illustrations by YahaKo, began on Shōsetsuka ni Narō in 2015 and ended in 2017, with Earth Star Entertainment publishing the final volume in April 2019. The franchise has 1.4 million copies in circulation.