What is He He He no Houteishiki about?

He He He no Houteishiki is a manga.

Is He He He no Houteishiki still ongoing?

He He He no Houteishiki is currently finished. It has 4 chapters.

FINISHEDMANGA

へ・へ・への方程式

Story & Art

What is He He He no Houteishiki about?: He He He no Houteishiki is a manga.
Is He He He no Houteishiki still ongoing?: He He He no Houteishiki is currently finished. It has 4 chapters.