
To keep using their school's abandoned observatory as a refuge, two sleepless high school students decide to revive the defunct astronomy club.
Kimi wa Houkago Insomnia is a Japanese movie of 12,443 characters, with 1,294 unique words and 547 different kanji. Its difficulty rating on Jiten is easy, 1.7 out of 5. The full vocabulary list ranks all 1,294 words by how often they appear, and you can study them on Jiten or download them as an Anki deck.
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Here are some of the words that appear most often in this media, as well as a sample of its rarer vocabulary.