
The main character, Endou Mamoru, is a very talented goalkeeper and the grandson of one of the strongest goalkeepers in Japan, who died before he was born. Even though his skills are incredible his school lacks a real soccer club as the 6 other members don't appear very interested even in training. But as soon as a mysterious forward called Gouenji moves to Endou's town, the young goalkeeper sets out to find and recruit members for his soccer team. (Source: Wikipedia)
Inazuma Eleven is a Japanese anime of 446,759 characters, with 9,883 unique words and 1,604 different kanji. Its difficulty rating on Jiten is average, 2.7 out of 5. The full vocabulary list ranks all 9,883 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.