| Title | Type | Vol. | Score | |
 | A girl who can see spirits opened up a manga and read "Those who read to this point in my manga will die without fail on the same day." Terrified, she tries to break her curse, with a jumpy spirit who...read more. | One-shot | - | 6.45 |
 | One-shot | - | - | |
 | A one-shot by the author of Toriko to commemorate the 20th anniversary of One Piece. | One-shot | - | - |
 | Banba's spent his life competing in Tae Kwon Do, but he's been banned! Through a twist of fate, he ends up on the soccer team. Can he learn a new way to kick? (Source: VIZ Media) Included one-shots: V...read more. | Manga | 2 | 6.15 |
 | Gol D. Roger, a man referred to as the "King of the Pirates," is set to be executed by the World Government. But just before his demise, he confirms the existence of a great treasure, One Piece, locat...read more. | Manga | - | 9.22 |
 | Collection of 19 short stories, with the theme of pirates, by various Weekly Shounen Jump mangaka that had ongoing serializations in the 2021 #5-6 issue. | Manga | - | - |
 | A remake of chapter 51 of One Piece drawn by Boichi to celebrate the series's 22nd anniversary. | One-shot | - | 7.60 |
 | One Piece: Strong World is a special prologue chapter to the 10th One Piece movie, Strong World. This one-shot depicts events 20 years before the current timeline of the manga. The main focus is the r...read more. | One-shot | - | 8.07 |
 | A remake of chapter 216 of One Piece, drawn by Naoshi Komi. | One-shot | - | 7.38 |
 | Oninobe Raiya is an oni searching for pieces of the soul of the head of his family. On his travels he meets various people who and gets involved in their various troubles. (Source: Otaku Zone) | Manga | 2 | - |
 | The Onigoroki is a festival of demons that happens every 300 years. But on this special occasion things go differently as one demon decides to protect humans. (Source: MU) | One-shot | - | - |
 | One-shot | - | - | |
 | One-shot | - | - | |
 | Included one-shot: Volume 2: Oodorobou Porta (pilot) | Manga | 2 | - |
 | 1. Musume-iri Hako (Girl in a Box) [Akatsuki Akira] 2. RKD-EK9 [Obata Takeshi] 3. "Nani made nara Koroseru?" ("What Can You Kill?") [Ikeda Akihisa] 4. Hanger Strike! [Fukushima Teppei] 5. Koi Aru Doug...read more. | Manga | 1 | 6.76 |
 | 1. Ookami nante Kowakunai!! (I'm Not Afraid of the Wolf!) 2-3. Occult Tanteidan (Occult Detective Group) 4. Horror Angel 5. Tonda Birthday Present 6. Buttobi Straight | Manga | 1 | 6.20 |
 | One-shot | - | - | |
 | Manga | 3 | - | |
 | One-shot | - | - | |
 | Oddball Junior High Student Mankichi Togawa accompanied by the one eyed Ginji, sets out on a quest to become the number one gang leader in Japan. (Source: ANN) | Manga | 20 | 7.32 |
 | Manga | 2 | - | |
 | Jingi Kikukawa is a guy who during his 13 years of life was never defeated by anyone, a year ago he was transferred to the school of Touun, each school is protected by a leader of warriors provided ar...read more. | Manga | 11 | - |
 | Fed up of being called a "clumsy good-for-nothing" by her classmates, Hana Aoi resolves to change by answering a job advertisement for part-time work at a local zoo. Despite its gaudy design and lack...read more. | Manga | 5 | 7.16 |
 | A Twilight Zone/Outer Limits-esque romp through the occult and supernatural led by your elven-eared hostess, Misery. (Source: MU) | Manga | 15 | 7.33 |
 | This is about a lazy baseball player, Tarou, and a serious baseball player, Takami who wants to make it to the top. They cross paths on a bus that crashes. Takami dies, but Tarou lives on. Tarou visit...read more. | Manga | 3 | 6.98 |