Abstract
Kanji teaching materials used in online classes must allow students to easily read the text when presented through the screen sharing function of a remote conference system, be simple for teachers to operate on a computer, and allow quick modifications of the content in a lesson to tailor it to the learner. This paper reports on Kanji teaching materials (presentation slides with basic information about Kanji such as the meanings, the readings, idioms, example sentences, etc.; videos showing Kanji stroke order written by hand; Kanji images in Kyokasho script) that are being developed based on the concepts of "support for synchronous online classes " and "easy customization. "