A Lollipop or a Bullet by Sakuraba Kazuki and Sugimoto Iqura — Ongoing

Also known as Satougashi no Dangan wa Uchinukenai

Lollipop
Chapter 1: Exotic Lolipop (and other roses) released Jul 11 '09
Chapter 2: Heavenly Creatures released Jul 28 '09
Chapter 3: A Lollipop or a Bullet released Jan 19 '10
Chapter 4: Happy Like a Honey Bee released Jul 3 '10
Chapter 5: Knife Edge Caress released Sep 2 '10
Chapter 6: The Quiz Master released Nov 2 '10
Chapter 7: Friends Again released Jul 31 '11
Chapter 8: My Bloody Valentine released Sep 17 '11 Violence
Chapter 9: Aquamarine released Nov 11 '12
Chapter 10: Cloudy released Apr 29 '14