jasjuliet🌻🇵🇷 on Twitter: "I sketched the father-son duo Seiko and Kiibo Miyazawa same-age (20s?) for the sake of comparison! #TOUGHManga #TetsuyaSaruwatari https://t.co/bs3g8thBvv" / Twitter
1 Sets of Seiko Miyazawa Cosplay Costume, Wig, Props and Accessories - CosplayFU.com
Tough
Tough - Chapter 220 - A Man Called Seiko Miyazawa
Tough | Manga - MyAnimeList.net
Tough Father of Miyazawa by tengokustyle on DeviantArt
Where would Seiko Miyazawa stand in Baki universe? : r/Grapplerbaki