Short answers, pulled from the story.
The Tezuka Osamu Cultural Prize is an annual manga award named after Osamu Tezuka and sponsored by Asahi Shimbun. It has been awarded since 1997 in Tokyo, Japan, to manga artists or works that follow the approach Tezuka founded.
The prize has four categories: the Grand Prize for the most excellent work of the year, the Creative Award for innovative or epoch-making talent, the Short Story Award for outstanding short works or their creators, and the Special Award for any person or group who has contributed to extending manga culture.
Fujiko F. Fujio won the first Grand Prize in 1997 for Doraemon. The same year's Award for Excellence went to Moto Hagio for A Cruel God Reigns, and the Special Award recognized the foundation and management of the Modern Manga Library.
The 2012 Special Award was given to a specific copy of Weekly Shonen Jump, the 16th issue of 2011, which was shared by more than 100 children at the Shiokawa Shoten bookstore in Itsutsubashi, Sendai immediately after the Great East Japan earthquake. No individual artist was named; the award honored an act of communal reading.
Naoki Urasawa won the Grand Prize twice: in 1999 for Monster and again in 2005 alongside Osamu Tezuka and Takashi Nagasaki for Pluto. Mari Yamazaki won the Short Work Prize in 2010 for Thermae Romae and then shared the 2024 Grand Prize with Miki Tori for PLINIVS.
Rintaro received the 2025 Grand Prize for 1-byō 24-koma no Boku no Jinsei. The 2025 New Creator Prize went to Shiho Kido for When the Chameleon Flowers Bloom, and the Short Work Prize was awarded to Shunji Enomoto for The Kinks.