Breakfast at the Vivarium
The manga centers on three sixth graders, Yoshiki Obana, Mikoto Tajo, and Kikuri Kushida, who meet up at morning to get to the bottom of their town's "seven mysteries" as a free summer vacation project. After finishing one meeting at their "secret base", Yoshiki meets a mysterious ghost on his way home.
58 chapters
- Chapter 57 — Breakfast At The Vivarium
- Chapter 56 — The Chronicles of Pioneer Mikoto
- Chapter 55 — Outside Over There
- Chapter 54 — Everything That Rises Must Converge
- Chapter 53 — Passing The Torch
- Chapter 52 — Chapter 52: The Last Day of Summer Vacation
- Chapter 51 — Look On Down From The Bridge
- Chapter 50 — The Tuning Fork Of Dreams
- Chapter 49 — Sukiyaki and Ice Cream
- Chapter 48 — "They Audit" Sunglasses and The Cloning Machine
- Chapter 47 — [Untitled Chapter]
- Chapter 46 — How to fall into a pond without getting wet
- Chapter 45 — Nodoka-chan's secret
- Chapter 44 — Healing Kitchen Knife
- Chapter 43 — The "Don't You Know Who I Am?" Pass
- Chapter 42 — Bakeru-Chan
- Chapter 41 — Let's Make Up
- Chapter 40 — Let's Visit Her Grave
- Chapter 39 — All Under One Roof
- Chapter 38 — Instant Fashionista Camera
- Chapter 37 — Planetarium of Memories
- Chapter 36 — The World's End
- Chapter 35 — A Gang Out For Revenge
- Chapter 34 — Magic For Beginners
- Chapter 33 — The Return of Raimon
- Chapter 32 — Hand Sauna and Frog Calls
- Chapter 31 — The Long Awaited Fireworks Festival
- Chapter 30 — The Story Of Your Life Part 3
- Chapter 29 — The Story Of Your Life Part 2
- Chapter 28 — The Story Of Your Life Part 1
- Chapter 27 — The Game of (Real) Life
- Chapter 26 — Liar Liar Part 2
- Chapter 25 — Liar Liar Part 1
- Chapter 24 — Goodbye Future
- Chapter 23 — The Portal To Anywhere
- Chapter 22 — All The Way To The Future
- Chapter 21 — Trouble At The Slumberparty
- Chapter 20 — The Transparent Woman (Volume Version)
- Chapter 19 — Goodbye Raimon (Volume Version)
- Chapter 18 — Dismantling Impact Driver (Volume version)
- Chapter 17 — Hardening Capture Goo (Volume Version)
- Chapter 16 — Of Mice And Men (Volume Version)
- Chapter 15.5 — Volume 1 Extras
- Chapter 15 — Yoki In A Big Pinch
- Chapter 14 — Abducted Yoki
- Chapter 13 — Shimenawa Cordon
- Chapter 12 — The Secret Underground Flood
- Chapter 11 — Lost Child Cap
- Chapter 10 — Secret Storeroom
- Chapter 9 — It's Your Business Partner
- Chapter 8 — Body Swap Baton Reversal
- Chapter 7 — Memory Poppy (Volume Version)
- Chapter 6 — Find the Mystery Nushi
- Chapter 5 — Adaptation Ointment (Volume Version)
- Chapter 4 — Someone Wants Me Buzzer (Volume Version)
- Chapter 3 — Konjac Dialogue (Volume Version)
- Chapter 2 — The Tall Man
- Chapter 1 — The Seventh of the Seventh Wonders