Mumon Jakutan: The Silent Master of Two Lines The world of Japanese calligraphy, particularly during the mid-Edo period (1683-1757), is a realm of profound discipline and breathtaking artistry. Within this landscape stands Mumon Jakutan, a Sōtō Zen monk whose legacy rests primarily on his iconic “Two Five-Character Lines” – a deceptively simple yet profoundly resonant composition that continues to captivate viewers centuries later. Mo…