Watashi no Shiranai, Senpai no 100-ko no Koto  

100 Things I Dont Know About My Senior, わたしの知らない、先輩の100コのこと, Watashi no Shiranai, Senpai no Hyakko no Koto, 100 Things I Don’t Know About My Senior

The senpai and kouhai had no prior communication except for using the same train station to attend school. As a result, they only met in the morning. One day, they made a pact to ask each other one honest question per day, with the goal of reaching 100 questions in total. This story illustrates how two individuals can gradually develop a deeper connection through a series of daily conversations.