Otherside Picnic by Miyazawa Iori and Mizuno Eita — Ongoing

Also known as Urasekai Picnic

29407v5
Chapter 1: Wiggle-Wiggle Hunting I released Aug 5 '18
Chapter 2: Wiggle-Wiggle Hunting II released Jul 7 '18
Chapter 3: Hasshaku-sama Survival released Sep 29 '18
Chapter 4: Hasshaku-sama Survival II released Mar 28 '19
Chapter 5: Hasshaku-sama Survival III released Mar 27 '19
Chapter 6: Hasshaku-sama Survival IV released Jul 4 '20
Chapter 7: Kisaragi Station I released Jul 5 '20
Chapter 8: Kisaragi Station II released Jul 7 '20
Chapter 9: Kisaragi Station III released Jul 12 '20
Chapter 10: Kisaragi Station IV released Jul 15 '20
Chapter 11: Kisaragi Station V released Aug 9 '20
Chapter 12: Kisaragi Station VI released Aug 20 '20
Chapter 13: Kisaragi Station VII released Aug 22 '20
Chapter 14: Time, Space, and a Middle-aged Man I released Sep 13 '20
Chapter 15: Time, Space and a Middle-aged Man II released Sep 28 '20
Chapter 16: Time, Space and a Middle-aged Man III released Sep 30 '20
Chapter 17: Time, Space and a Middle-aged Man IV released Oct 2 '20
Chapter 18: Time, Space and a Middle-aged Man V released Oct 12 '20
Chapter 19: Time, Space and a Middle-aged Man VI released Oct 17 '20
Chapter 20: Time, Space and a Middle-aged Man VII released Oct 28 '20
Chapter 21: Time, Space and a Middle-aged Man VIII released Nov 13 '20
Chapter 22: Time, Space and a Middle-aged Man IX released Nov 16 '20
Chapter 23: Time, Space and a Middle-aged Man X released Nov 24 '20
Chapter 24: The Operation to Rescue the US Forces at Kisaragi Station I released Dec 13 '20
Chapter 25: The Operation to Rescue the US Forces at Kisaragi Station II released Dec 2 '20
Chapter 26: The Operation to Rescue the US Forces at Kisaragi Station III released Dec 9 '20
Chapter 27: The Operation to Rescue the US Forces at Kisaragi Station IV released Jan 5 '21
Chapter 28: The Operation to Rescue the US Forces at Kisaragi Station V released Jan 7 '21
Chapter 29: The Operation to Rescue the US Forces at Kisaragi Station VI released Jan 7 '21
Chapter 30: The Operation to Rescue the US Forces at Kisaragi Station VII released Jan 8 '21
Chapter 31: The Operation to Rescue the US Forces at Kisaragi Station VIII released Jan 17 '21