What is 1-Oku-nen no Shirushi about?

1-Oku-nen no Shirushi is a one_shot.

Is 1-Oku-nen no Shirushi still ongoing?

1-Oku-nen no Shirushi is currently finished. It has 1 chapters.

FINISHEDONE_SHOT

１億年のしるし

Story & Art

What is 1-Oku-nen no Shirushi about?: 1-Oku-nen no Shirushi is a one_shot.
Is 1-Oku-nen no Shirushi still ongoing?: 1-Oku-nen no Shirushi is currently finished. It has 1 chapters.