TOKOYO · Exhibitions and screenings

Exhibitions & screenings

TOKOYO is an interactive series of 49 mathematical observations by CHIERO. Each point follows an equation through time. Reducing the points changes what we see.

Work information

Artist

CHIERO

Series

TOKOYO / 常世

Year

2026

Media

Custom software, mathematical equations, real-time point animation; optional sound derived from the points

Interaction

40,000 → 625 → 40 → 1 point; restore, pause and inspect time

Languages

Japanese and English

Records

1. 2026.09.11
   O-FEST 2026 International Festival of Experimental ArtMoscow · Rouf Space / Video Art Programme #2
   Official Selection & ScreeningSource O-FEST film page ↗
2. 2026.08.01
   Published at chiero.jp/tokoyo/14 observations at launch, 49 now
   PublishedSource Tokoyo ↗

Short film

TOKOYO

Year

2026

Length

3 min 34 sec (screening cut)

Frame

16:9 · 1920×1080

Sound

Stereo, no dialogue

Colour

Black & white

Equations, drawing, sound, editing

CHIERO

Possible formats

Interactive installation

A display and a pointing or touch device. Agree on viewing distance, screen size, sound and an operating method before setup.

Screening

Discuss the version, duration, screen ratio, sound, credits and screening permission for the film separately from the interactive work.

Workshops

The public equation editor can be explored freely. A facilitated session, its audience, equipment and format can be discussed.

Preparing the venue

Check the actual venue computer and browser before installation. Network access, offline setup, operation hours, installation work and ongoing support are agreed individually. This page does not promise a fixed package or equipment rental.

About CHIERO

CHIERO is a Fukuoka-based creator whose practice connects conversation, publishing, art and everyday tools. In TOKOYO, equations, time and the viewer’s actions become a way to explore how forms appear.

About the creator ↗

Using the work

The public editor invites you to take and modify equations. Please contact CHIERO about exhibiting or commercially using the work’s images, films, sound or software package, and about the required credits.