- Names
- 長井雲坪
- NAGAI Unpei (index name)
- Nagai Unpei (display name)
- 長井雲坪 (Japanese display name)
- ながい うんぺい (transliterated hiragana)
- 桂山 (art name)
- 端石 (art name)
- 蔵月楼 (art name)
- 呉江 (art name)
- 蘭華山人 (art name)
- 玉蘭堂 (art name)
- Date of birth
- 1833-03-22（天保4年2月2日）
- Birth place
- Echigo no kuni (current Niigata Prefecture)
- Date of death
- 1899-06-29
- Gender
- Male
- Fields of activity
- Painting
- 1926
- Muramatsu Shōfū. ‘Nagai Unpei.’ In “Honchō gajinden, chū,” 275–393. Tokyo: Chūō Bijutsusha, 1926.
- 1989
- Miwa Hideo, Satō Dōshin, and Yamanashi Emiko. “Kindai nihon bijutsu jiten.” Supervised by Kawakita Michiaki. Tokyo: Kodansha, 1989, 247.
- 2024-03-11