aoganpi; Wikstroemia retusa
A species of flowering plant in the Thymelaeaceae family, native to Japan and used for making traditional paper (ganpi paper).
Aoganpi is known as a material for Japanese paper.
Katakana spelling is common for this plant name; usually written in kana.
Kanji form is rare and mainly encountered in botanical contexts.
The name likely combines 青 (ao, 'blue/green') with 雁皮 (ganpi), referring to the plant's appearance and its relation to the ganpi plant used in papermaking.