A snow lantern is a hollow cone built of snowballs into which a light is put, usually a candle or a Japanese stone garden lantern Yukimi Gata. People lighting their own snow lanterns is one of Sweden's, Finland's and Norway's Christmas traditions.
Hirosaki city holds an annual winter four-day Hirosaki Castle Snow Lantern Festival. The festival had attracted 310,000 visitors in 1999 and included 165 standing snow lanterns and 300 mini snow caves. 
- Hati Titania and Ripley the unau (22 May 2004). "How to Build a Snow Lantern". h2g2. BBC. Retrieved February 18, 2013.
- Ernst Kirchsteiger (8 December 2010). Swedish Christmas Traditions: A Smorgasbord of Scandinavian Recipes, Crafts, and Other Holiday Delights. Skyhorse Publishing Inc. p. 14. ISBN 978-1-61608-052-5. Retrieved 18 February 2013.
- Anthony Rausch (1 June 2001). A Year With the Local Newspaper: Understanding the Times in Aomori Japan, 1999. University Press of America. pp. 30–31. ISBN 978-0-7618-2050-5. Retrieved 18 February 2013.