A noun for thin paper used for blowing one's nose or wiping small messes — tissue paper; can also refer to toilet paper in some contexts.
ちり紙を持ってきてくれる？鼻をかみたいんだ。
Could you bring me a tissue? I want to blow my nose.
古いちり紙で鏡を拭いたら傷がついてしまった。
When I wiped the mirror with an old rough tissue, it got scratched.
トイレにちり紙を流せないところもあるので注意してほしい。
Be careful: in some toilets you can't flush tissue paper.