The "Xenogears Comic Anthology" is a collection of short stories that take place throughout the present and future of the Xenogears timeline. Most are comical, but there are a few serious character pieces.
Pokémon Battle Stories is about the struggles of a girl named Wakaba, a reporter in charge of creating a book about Pokémon. She travels to various places to interview trainers.
Akai Kiba is an anthology doujinshi, published between 2002 and 2014. It featured many one-shots from Tsutomu Nihei and other famous mangaka (such as the author of Bokurano, No Longer Human, Blade of the Immortal and Dorohedoro). The anthology spanned 9 total volumes and was sold at the Comiket.
In the Manga de Opera series: V.1 - **Carmen** by KIZAWA Rumi V.2 - **La Traviata** by Motsuko V.3 - **Madama Butterfly** by KOBAYASHI Kaoru V.4 - **Turandot** by SADAKANE Aiko V.5 - **The Flying Dutchman** by YAMADA Seiko V.6 - **The Marriage of Figaro** by HINODE Eijun V.7 - **The Magic Flute** by Broccoli-ko V.8 - **Aida** by KOBAYASHI Kaoru
悲しみジョニー by YUUKI Shinichi 圧倒的じゃないか?我が軍は… by DENKOUSEKKA Gou 身から出たザビ by KOBAYASHI Takashi フラウ出撃 by ITSUDZUKI Kanau 0079 サンダーボール作戦 by YATSUFUSA Tatsunosuke BURNING’S REPORT: BLUE AFTERGLOW by TAKAYAMA Mizuho ギレンの野望 戦国群雄伝 by KOIDE Taku 野望よヤッホー! by OKUYA Kahiro 墜落王 by OSADA Kaoru 勃てよギレン by ONODERA Kouji ホワイトベース隊解散せよ! by HACHI Bunta レビルいきます! by TANAKA Toshihisa One by SHIROISHI Kotoni ギレンのやぼー by ONO Toshihiro 叛意+1 by FUJII Masahiro
"Please...just stay close to me." Chiai, an ordinary high school girl, has a good-looking childhood friend, Ai, who is a scion of a big company. Chiai thinks that Ai is like a younger brother to her, who always spoils her. But the true nature of this cute childhood friend is that he is a doting, possessive man who will do anything for Chiai...? A love affair with a childhood friend all to himself! Translated with www.DeepL.com/Translator (free version)
Two mysterious tough guys, Ryuji Hoshikawa and Kyotaro Ochiai, win money at the track but have some of their winnings swindled by Tetsu, a member of the Hyakkikai posing as a car dealer. Mr. Makimura, an elderly fish seller, cannot pay off his debts to the Hyakkikai so he jumps in front of a car being driven by Ryuji and Kyotaro but they stop in time and help him by robbing a Hyakkikai gambling den and giving him most of the money in order to repay his debt. From wikipedia
Tsugumi, a company president's secretary who finds her work her life's passion, is framed by a colleague and fired. In despair, she accidentally falls into a river and finds herself in 19th-century Vienna! Luckily, she is picked up by the handsome Chancellor Metternich and becomes his apprentice secretary on the condition that she disguises herself as a man! Using her past career experience and an electronic dictionary she happens to have with her, Tsugumi's work gradually earns her recognition in Viennese high society. But one day, her true identity as a woman is almost revealed to those around her...!? (Source: Starts Shuppan, translated)