Is Tantei Tanko-chan still ongoing?

Tantei Tanko-chan is currently finished.

FINISHEDMANGA

Tantei Tanko-chan

探偵タン子ちゃん

Note: this manga never received a tankoubon release.

Story & Art

What is Tantei Tanko-chan about?: Note: this manga never received a tankoubon release.
Is Tantei Tanko-chan still ongoing?: Tantei Tanko-chan is currently finished.