The fourth season of Kanojo, Okarishimasu. 
Kazuya’s ready to confess with the lush paradise of Hawaii as a backdrop. But renting Chizuru for the dream trip turns into a war zone of love due to Ruka’s aggressive advances and Mami’s scheming. Despite the chaos, this is Kazuya’s moment to bare his heart. Will his words reach Chizuru? And if they do, what will she even say?
 
(Source: Crunchyroll)
 
Note: Kanojo, Okarishimasu 4th Season was streamed 4 days in advance of the TV broadcast on DMM TV, dAnimestore, and Crunchyroll beginning July 1, 2025. Regular broadcasting began on July 5, 2025.

Episode 40 - Decision and Girlfriend

Episode 39 - Daikanyama and Girlfriend

Episode 38 - Sigh and Girlfriend

Rent-a-Girlfriend Season 4