TL;DR, A new trailer for The World’s Strongest Rearguard confirms the opening is “license” by Redhair Rosy and the ending is “Owaranai Yoru no Mamorigata” by Inner Journey. The anime premieres July 5 in Japan and will stream on Crunchyroll.

The World’s Strongest Rearguard anime trailer names its opening and ending artists. It also confirms a July 5 premiere and a Crunchyroll simulcast. The update arrives with staff credits and light novel context that help set expectations.

What the new The World’s Strongest Rearguard trailer reveals

The video spells out the music credits and viewing plan. The World’s Strongest Rearguard anime trailer confirms Redhair Rosy on the opening and Inner Journey on the ending. It locks a July 5 premiere in Japan with a Crunchyroll simulcast.

The announcement was shared on the anime’s official channels. It focuses on names and dates rather than story footage. For more music on the platform, browse the Crunchyroll music videos roundup.

• Opening theme is “license,” performed by Redhair Rosy, as listed in the new trailer and announcement.
• Ending theme is “Owaranai Yoru no Mamorigata,” performed by Inner Journey, per the official reveal.
• The ending title is translated as “The Way to Protect the Endless Night” in the materials.
• Broadcast begins on July 5 in Japan, aligning with the summer anime season.
• Crunchyroll will stream the show as part of its summer anime simulcast lineup.
• The video frames these as the opening and ending themes, not insert songs or specials.
• The update provides music artist names together with the exact song titles fans will hear.
• The reveal emphasizes date, artists, and platform, keeping the message clear and concise.
• The news arrives today via the production’s official outlets, accompanying fresh promotional footage.
• The announcement presents the titles as “license” and “Owaranai Yoru no Mamorigata.”
• Crunchyroll’s mention signals availability for international viewers during the summer broadcast window.
• Viewers now have a set premiere date and confirmed streaming destination to plan around.
• The trailer and press note originate from the anime’s official website and channels.
• The update places the series within the summer anime slate for Japan broadcast.
• Key points are music credits, a July 5 premiere, and a Crunchyroll simulcast listing.
• International messaging mirrors these credits, keeping performer and title spellings consistent.
• The reveal targets fans tracking theme songs and seasonal scheduling.
• Information here reflects the items named directly in the video and announcement.

Who performs the opening and ending for The World’s Strongest Rearguard

Two names headline the themes in The World’s Strongest Rearguard anime trailer. Redhair Rosy delivers the opening theme “license,” while Inner Journey handles the ending “Owaranai Yoru no Mamorigata.” The English rendering appears as “The Way to Protect the Endless Night.”

These theme song performers are credited in the trailer and companion notes. If you track new openings, the opening lyric video for another series offers a quick comparison point. The fix is clear, a Redhair Rosy opening and an Inner Journey ending.

• Opening theme “license” by Redhair Rosy, confirmed as the series opening theme.
• Ending “Owaranai Yoru no Mamorigata” by Inner Journey, confirmed as the series ending theme.
• Translation supplied for the ending title: “The Way to Protect the Endless Night.”
• The opening theme license title appears exactly as quoted in the announcement.
• The ending Owaranai Yoru no Mamorigata is presented with its official Romanized spelling.
• Redhair Rosy opening placement is stated directly in the new trailer.
• Inner Journey ending placement is stated directly in the same reveal.
• The credits identify both groups as the theme song performers for the TV anime.
• These details were delivered through the new trailer shared today.
• The announcement pairs the artist names with clear placement labels, opening and ending.
• Information was shared alongside scheduling notes for broadcast and streaming.
• Fans can reference the trailer to confirm titles, spellings, and performer attributions.

When to watch The World’s Strongest Rearguard and who is behind it

Set your calendar for July 5, the first on-air date in Japan. The series will stream on Crunchyroll as part of its summer simulcast. That gives The World’s Strongest Rearguard release date and destination in one update.

MAHO FILM animates the TV adaptation, directed by Yuji Yanase with series composition by Deko Akao. Eriko Yanagimoto handles primary character designs, and music is by Hinako Tsubakiyama and Fuwari. For theme news elsewhere, see the Kamui ending song teaser.

• Studio: MAHO FILM, credited on animation production.
• Director: Yuji Yanase, leading the series at the studio.
• Series composition: Deko Akao, overseeing scripts and structure.
• Character designs: Eriko Yanagimoto, credited as primary character designer.
• Music: Hinako Tsubakiyama and Fuwari, composing the score.
• Light novel source: Published by Fujimi Shobo under the Kadokawa Books imprint.
• Volumes to date: Nine volumes are available in Japan.
• Author and illustrator: Written by Towa, illustrated by Huuka Kazabana.
• English edition: Released by Yen Press.
• Story premise: A corporate worker dies in a bus accident and is reborn as a Seeker.
• Class focus: A rare rearguard role that supports and boosts an all-female party.
• Fresh start: Arihito embraces adventuring after escaping corporate life.
• Broadcast timing: July 5 places the show squarely in the summer anime window.
• Streaming: Crunchyroll carries the simulcast during the same seasonal window.
• Team snapshot: These MAHO FILM staff credits match the official announcement.

Source: Crunchyroll