HENTAI NAME?

Her name is Aki Nijou and this is from anime Maken-Ki! Two.
Its from episode 10 time around 6:10

Anime: Maken-Ki

Based on shontai.com, this scene is from season 2 - ep10

- The girl with the bikini is Aki Nijou
Aki's fanservice compilation video:
https://shontai.com/characters/aki-nijou/

- The other girl's name is Minori Rokujou
Minori's fanservice compilation video:
https://shontai.com/characters/minori-rokujou/

Or you can watch the fanservice compilation video of the entire show:
https://shontai.com/maken-ki/

Her name is Aki Nijou and this is from anime Maken-Ki! Two.
Its from episode 10 time around 6:10

Is an anime ecchi, no hentai, It called "Maken ki"