Nuiage! Nugashite? Kisekaeru!! Kanojo ga Koukou Debut ni Shippai shite Hikikomori to kashita no de, Ore ga Fashion wo Coordinate suru koto ni.

Tomonaga Ono is an ordinary high school boy who considers helping girls put their outfits together as his reason for living. When reunited with Hibiki Rindou, a beautiful childhood friend who failed her high school debut due to her ordinary clothing which resulted in her becoming a shut-in, Ono decides to turn Rindou's life around through fashion. However, Ono can't seem to get past step 1 of the plan: "Take off your clothes!"

(Source: Crunchyroll, edited)