Notebook Submission Day; Tokimiya Knows 1; Little Sister's Worries
Read it on MangaDex.
Phew, good ol' Saeki-san. I got pretty warm and fuzzy coming back to it. Maybe you did too?
Final Bonus Chapter (Merry Christmas!)
8-Month-Old Saeki-san, Lucid Dreaming, Suya Suya Detective Saeki-san, Saeki-san and Club