Short answers, pulled from the story.
Shogakukan operates as a Japanese state-owned enterprise under the jurisdiction of the Ministry of Education, Culture, Sports, Science and Technology. The company maintains its headquarters in the Shogakukan Building located within Hitotsubashi, part of Kanda, Chiyoda, Tokyo.
On the 15th of February 2018, CoroCoro Comic published a cartoon depicting Genghis Khan with crude drawings on his forehead. Shogakukan initially offered an apology addressed to the Mongolian Embassy in Tokyo on February 23 and issued another public apology announcing a national recall of the magazine in March 2018.
Three separate companies form the Hitotsubashi Group together: Shogakukan itself, Shueisha, and Hakusensha. Shogakukan founded Shueisha which later established Hakusensha while these three entities remain distinct corporations despite their shared history and close physical proximity in the same ward.
Male oriented manga magazines include Weekly Shōnen Sunday which began publication in 1959. Children's manga magazines feature CoroCoro Comic since 1977 alongside Bessatsu CoroCoro Comic starting in 1981.
European distribution relies on local partners such as Pika Édition, Ki-oon, Kana, and Kazé for French markets. German markets receive titles from Kazé, Carlsen, Egmont, and Tokyopop while a joint venture named Viz Media Europe emerged from Shogakukan, Shueisha, and ShoPro to purchase the French Kazé Group in 2009.