The official Foresttrip entry for Oseosan National Recreational Forest at 531 Oseosan-gil, Cheongna-myeon, Boryeong, lists cypress mood-light making at KRW 15,000 and tray making at KRW 16,000, effective May 14, 2026. Both use the woodcraft area in March–November, except Tuesdays, from 10:00–12:00 and 14:00–16:00. Individuals register on site; groups book in advance. Other listed crafts, including natural dyeing, have different fees, so check the exact activity with 041-936-5465.