What is Kuro x Hitsuji: 12-nin no Yasashii Koroshiya about?

Kuro x Hitsuji: 12-nin no Yasashii Koroshiya is a manga.

Is Kuro x Hitsuji: 12-nin no Yasashii Koroshiya still ongoing?

Kuro x Hitsuji: 12-nin no Yasashii Koroshiya is currently finished.

FINISHEDMANGA

黒×羊〜12人の優しい殺し屋〜

12-nin no Yasashii Koroshiya - Libra: Kuroki Shinpan

12-nin no Yasashii Koroshiya: Leo Murder Case

Wosamu Kine

Story & Art

What is Kuro x Hitsuji: 12-nin no Yasashii Koroshiya about?: Kuro x Hitsuji: 12-nin no Yasashii Koroshiya is a manga.
Is Kuro x Hitsuji: 12-nin no Yasashii Koroshiya still ongoing?: Kuro x Hitsuji: 12-nin no Yasashii Koroshiya is currently finished.