Published by Kanzen K.K., "Tokyu Railways and fans big research manual" written by Kuno Tomomi and edited by Minamida Yusuke (only in Japanese, original title "東急電鉄とファン大研究読本") contains a long interview to our CEO Mukaiya Minoru.
From childhood memories of the time in Futako-tamagawa and the Tokyu line, to his thoughts about Ongakukan, he talks about the history and charm of Tokyu Railways.

■ Kanzen K.K. "Tokyu Railways and fans big research manual"
https://www.kanzen.jp/book/b10013827.html