
Takeshiro Matsuura was a Japanese explorer who was the first person to document the inner reaches of what is now known as Hokkaido. He explored the area extensively during the mid 19th century and created a map of the island that included parts which had been ignored by earlier cartographers. He visited Ainu communities and compiled records of the large numbers of the population who had been conscripted for forced labor far from their homes. Matsuura suggested the name Hokkaido for the area
Eien no Nishipa is a Japanese movie of 8,073 characters, with 1,106 unique words and 588 different kanji. Its difficulty rating on Jiten is expert, 4.3 out of 5. The full vocabulary list ranks all 1,106 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.