Mitsuboshi Colors by Katsuwo — Ongoing

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Chapter 1: Colors released Apr 8 '16
Chapter 2: Chupacover released May 3 '16
Chapter 3: Treasure Hunt released May 8 '16
Chapter 4: Hide & Seek released May 10 '16
Chapter 5: Pond & Natto released May 19 '16
Chapter 6: Zoo released May 30 '16
Chapter 7: Ginkgo Picking released Jun 14 '16
Chapter 8: Weakness Discovery Meeting released Jun 21 '16
Chapter 9: Look for "Me" in the Middle released Jul 1 '16
Chapter 10: Special Assignment: Espionage released Jul 12 '16
Chapter 11: Taking a Nap in the Park released Jul 12 '16
Chapter 12: Baby Castella Over Flowers released Jul 26 '16
Chapter 13: The Daily Life of Colonel Monochrome released Aug 8 '16
Chapter 14: Dusty Kids released Sep 1 '16
Chapter 15: Moka released Sep 19 '16
Chapter 16: Rubbish Collection released Nov 8 '16
Chapter 17: Colonel's Snapshot Car released Nov 13 '16
Chapter 18: Museum released Jan 7 '17
Chapter 19: Robbery Case released Jan 7 '17
Chapter 20: One-Coin Sacchan released Mar 6 '17
Chapter 21: Too Much Snow released Mar 6 '17
Chapter 22: Hay Fever released Apr 17 '17
Chapter 23: Mrs. Croc's Case released Apr 23 '17