|Yui's and Ui's Father|
|Manga Debut||Volume 1, Chapter 9|
|Anime Debut||Season 1, Episode 7: Christmas!|
|Also Known As||Dad|
Yui and Ui's father often travels across the world due to his job. While doing so, he is often accompanied by his wife. The two are a lovely couple, called "Lovey-Dovey couple" by both Ritsu Tainaka and Mio Akiyama on several occasions. Since he often travels, he knows which tools to use when visiting other countries such as the United Kingdom, a knowledge that he uses to help his older daughter while she prepares her first trip overseas.
The father has short, dark brown hair and is seen wearing both casual and formal clothes. He also wears glasses.