の

これは 私 ___ 傘です。

The particle の (no) connects nouns, showing possession or relationship. For example, "私 (わたし) の 傘 (かさ)" means "my umbrella," indicating the umbrella belongs to me. It's essential for linking owners to their possessions.

助詞「の」は名詞と名詞をつなぎ、所有や関係を表します。「私のかさ」は「私の傘」という意味です。