NOSIGNER是立川英介（Eisuke Tachikawa）于2006年创立并于2013年注册成立的一家设计公司，致力于通过设计推动社会变革。NOSIGNER秉承“设计不仅在于可见的形式（SIGN），更在于不可见的关系（NO-SIGN）”的理念，致力于开发创新且持久的解决方案，连接不同学科，应对复杂的社会挑战。

NOSIGNER is 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