Senran Kagura: Skirting Shadows (2011)

Blurb:
Senran Kagura: Skirting Shadows features an action-packed storyline where scantily-clad ninja girls duke it out while struggling to rid the world of injustice. Each volume in the ongoing manga series is playfully illustrated with a heavy dose of fan service, and includes a colour insert. Hanzo Academy: a secret high school established by the Japanese government to educate the newest generation of ninja girls. The spunky second year student, Asuka, along with her friends, the perverted Katsuragi, the childish Hibari, the mature Ikaruga and the deadly Yagyu, must each undergo rigorous training in their daily school life. But do they have what it takes to become full-fledged ninja? Only their bodacious skills and prodigious talents can keep them alive while they struggle against ninja rivals who seek to destroy them at every turn.

Source: www.anisearch.com/manga/11692