The "Fearsome Well Spirit".
Kisume is a shy tsurube-otoshi ("bucket-dropper") traditional youkai and Stage 1 mid-boss of Touhou's Subterranean Animism. Sometimes known as "Bucket Ranka", on account of her passing resemblance to Ranka Lee of Macross Frontier. Also known as "Bucket Loli".
Frequently depicted in a bucket.