カードキャプターさくら クリアカード編 1

The first 3 volumes were free to read on Bookwalker for a limited time, so read them all in the span of about a week.

Kanji with full furigana. Aimed at younger readers, probably around the 9-11 age-range (what we'd call a mid-grade book in English), so the grammar and concepts are a bit more complex than material aimed at younger children, but still not too difficult.

There is some fantasy vocabulary related to magic, magicians, sensing, and strangeness, but it's a single over arching story (