It’s Pool Time in Rent-A-Girlfriend Season 4’s Main Trailer

It’s Pool Time in Rent-A-Girlfriend Season 4’s Main Trailer featured image

©宮島礼吏・講談社/「彼女、お借りします」製作委員会2025

The main trailer for Rent-A-Girlfriend Season 4 is out. Coming in at 90-seconds, it’s a fairly large preview of the new Rent-A-Girlfriend season, which much of the runtime dedicated to the happenings at Spa Resort Hawaiians, the site of Kazuya and co’s trip. Expect swimsuits and a bit of chaos.

Separately, a new Rent-A-Girlfriend illustration, created for an upcoming limited-time Regallily CD release that includes the anime’s ending song “Boku no Vega,” was unveiled.

©宮島礼吏・講談社/「彼女、お借りします」製作委員会2025

Rent-A-Girlfriend Season 4 will have its Japanese broadcast premiere on July 4 JST (effectively July 5 at 2:23 AM JST), while its Japanese streaming premiere will be on July 1 JST. The show is set to run across a split-cour format.

The anime is based on the romantic comedy manga by Reiji Miyajima, which Kodansha USA describes as: 

In today’s Japan, “rental” services can deliver an afternoon with a “friend,” a “parent,” even a fake girlfriend! After a staggering betrayal by his girlfriend, hapless freshman Kazuya gets just desperate enough to give it a try. But he quickly discovers how complicated it can be to “rent” an emotional connection, and his new “girlfriend,” who’s trying to keep her side hustle secret, will panic when she finds out her real life and Kazuya’s are intertwined in surprising ways! Family, school, and life all start to go wrong, too… It’s sweet but naïve boy meets cute but ruthless girl in this 21st-century manga rom-com!

The Rent-A-Girlfriend manga started serialization in Kodansha’s Weekly Shonen Magazine in 2017 and has 40 volumes as of April 2025. The first season of the TV anime adaptation premiered in July 2020.

The manga has also inspired a spin-off titled Kanojo, Hitomishirimasu and a 2022 live-action drama. A MAGES-developed visual novel was released in 2024.

Rent-A-Girlfriend Season 4 will begin streaming on Crunchyroll on July 1.


Staff (reprising unless stated otherwise)

• Director: Kazuomi Koga (first two seasons)
• Series composer: Mitsutaka Hirota 
• Character designer: Kanna Hirayama
• Animation production: TMS Entertainment (Seasons 2 and 3 had production assistance from Studio Comet)

Cast

• Shun Horie as Kazuya Kinoshita
• Sora Amamiya as Chizuru Mizuhara 
• Aoi Yuuki as Mami Nanami
• Nao Touyama as Ruka Sarashina
• Rie Takahashi as Sumi Sakurasawa
• Yu Serizawa as Mini Yaemori


Sources: DMM Pictures YouTube channel, @regal__lily

Melvyn Tan avatar
Melvyn is one of Anime Trending's main writers, covering a variety of anime and anime-adjacent topics. Occasionally, he'll take a break from news to put out a review or feature. He enjoys discovering standout anime episodes, OP/ED animation sequences, and animated music videos. Currently self-learning Japanese.
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