The Records of Recent Matters

The Three Witches' Exciting Voyage to the Bottom of the Sea

The Three Witches' Exciting Journey to the Bottom of the Sea is a Touhou doujinshi by Charin of doujin circle Shako, in which the three witches, Marisa, Alice and Patchouli, go on a swashbuckling adventure under the sea.

Download the whole thing here.

There are a few points where the translation doesn't quite do the job all the way, or which are otherwise worthy of note. I suggest reading these only after finishing reading the story itself.