
Tsumiboroshi-hen is the answer arc corresponding to Onikakushi-hen. Unlike Meakashi-hen, Tsumihoroboshi-hen's story is drastically different from the plot of its question arc. In Tsumihoroboshi-hen, Rena experiences a situation similar to Keiichi's in Onikakushi-hen, as she makes a terrible mistake and becomes distrustful of her former friends. It is the first chapter with a (seemingly) happy ending, although the Tips reveal a sinister twist.
Higurashi no Naku Koro ni Kai - Dai 2-wa: Tsumihoroboshi-hen is a Japanese novel of 307,713 characters, with 11,803 unique words and 2,035 different kanji. Its difficulty rating on Jiten is average, 2.8 out of 5. The full vocabulary list ranks all 11,803 words by how often they appear, and you can study them on Jiten or download them as an Anki deck.
Here are some of the words that appear most often in this media, as well as a sample of its rarer vocabulary.