The clearest, "light up one corner" 
 A book that was inspired by words and tried to produce. 
 If the small overlap when folded is "one corner", 
 The world born from that spreads out, 
 The world of the front and back of yin and yang appears. 

 Product / Katsumi Komagata 
 ONE STROKE 
 7.5 × 23cm 8 works 
 7,000 yen + tax