N5 — outside your level filter
小さな＋名詞
Modifies a noun directly and takes no copula, so there is no paradigm to conjugate.
小さな
chiisanasmall (before a noun)N5adnominal
Related words
Readings and definitions from JMdict, © the Electronic Dictionary Research and Development Group (EDRDG), used under CC BY-SA 4.0; levels from the Tanos JLPT lists.