What is I'm waiting at Sekigahara about?

I'm waiting at Sekigahara is a novel.

Is I'm waiting at Sekigahara still ongoing?

I'm waiting at Sekigahara is currently finished.

FINISHEDNOVEL

関ヶ原で待ってるわ

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What is I'm waiting at Sekigahara about?: I'm waiting at Sekigahara is a novel.
Is I'm waiting at Sekigahara still ongoing?: I'm waiting at Sekigahara is currently finished.