Published 22. February 2017 at 567 × 567 in Gallery – artworks 2017 Hiro-omi Takeuchi, 1, Japan, Spirituality, violet, 2016, Piezograph, 12 × 12 cm Hiro-omi Takeuchi, 1, Japan, Spirituality, violet, 2016, Piezograph, 12 × 12 cm