1. organization A design firm founded by Eisuke Tachikawa in 2006 and incorporated in 2013, dedicated to advancing the evolution of society through design. Rooted in the philosophy that design lies not only in visible forms (SIGN) but in invisible relationships (NO-SIGN), NOSIGNER develops innovative, enduring solutions that connect disciplines and address complex societal challenges.

2. practitioner An individual who seeks to illuminate and connect unseen relationships (NOSIGN), working to guide society toward a more optimistic future.