Is Sayonara Sankaku still ongoing?

Sayonara Sankaku is currently finished. It has 165 chapters.

FINISHEDMANGA

Sayonara Sankaku

さよなら三角

Story & Art

What is Sayonara Sankaku about?: Sayonara Sankaku is a manga.
Is Sayonara Sankaku still ongoing?: Sayonara Sankaku is currently finished. It has 165 chapters.