Yukinë

Motoyan papa (before sequel) spin off - > Usotsuki Jouzu to Banken
It's about a character that appears on the Motoyan sequel

Motoyan sequel - > Motoyan papa to Hitsuji-sensei Yotsuba!

٩(๑❛ᴗ❛๑)۶

For those wondering, the story of samejima sensei is here
Usotsuki Jouzu to Banken

I felt lost when he appeared and started speaking with another guy about something very out of this storyline (the loan thing) so I went to check and previous to this story the author made Usotsuki Jouzu to Banken that was about those 2