Bokutachi wa Benkyou ga Dekinai - According to some fans and in wiki. December 28 is the Birthday of Mafuyu-sensei. So, anyone here in Manga readers can confirm it, and please screenshot

Mafuyu Kirisu, We Never Learn Wiki

Mafuyu Kirisu, We Never Learn Wiki

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June 2019 – RABUJOI – An Anime Blog

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Mafuyu KIRISU (Character) –

Now We Can Study about Mafuyu's age and Bokuben history. : r

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Bokutachi wa Benkyou ga Dekinai! Episode 2 Discussion (20

Mafuyu KIRISU (Character) –