This document provides an easy kanji lesson for the days of the week in Japanese. It introduces the kanji for each day - 日 for Sunday, 月 for Monday, 火 for Tuesday, 水 for Wednesday, 木 for Thursday, 金 for Friday, and 土 for Saturday. For each kanji, it lists the on-reading (in red), kun-reading (in blue), and okurigana (in yellow). The purpose is to teach learners the kanji used for the days of the week.