Hikigaya's Oregairu Utsuseki

Since dating Yukinoshita, Hikigaya decided to remain silent, live his daily life peacefully, be strict with himself, and work hard to get into university with Yukinoshita.
however--
At some point, Hikigaya suddenly discovered that he, who was invisible in daily life, became more and more popular with girls.
Yuigahama, who originally didn't dare to confess, became extremely proactive and even confessed directly.
The schoolgirl Yi Se uses her identity as the student union president to throw herself into his arms every day.
His deskmate Kato Megumi, the female classmates in front and behind him, and the teacher at the podium all looked at him as if he were prey every day.
Even his sister Komachi sticks to him all day long and shares the sky with him.
......
the other side.
Seeing Hikigaya getting closer and closer to all kinds of girls, Yukinoshita, as his girlfriend, calmly thought: Which girl should accompany Hikigaya tonight? How about letting them accompany Hikigaya this time?
This book is also known as "Diary of the Beloved Husband under the Snow" and "My Youth Romantic Comedy Is Wrong, As I Expected: The Sequel"
PS: This book focuses on harem, so those who love pure love should be careful.