日本語

TRAIN CHAIR

TRAIN CHAIR with wooden seats, stacked front to back
Detail of the mirror-finished backrest tube and seat

A stacking chair you will want to put away.

Detail of the perforated stainless steel seat

A seat chosen for the room it sits in.

Side view of stacked TRAIN CHAIRs, backrest tubes at even intervals

Stacked and coupled. Stored, it becomes a view.

Variations

GC1-01 with wooden seat
GC1-01 with wooden seat, another angle

GC1-01

Wood
Vibration
GC1-01 dimensions, W530 D480 H750
GC1-02 with mirror frame
GC1-02 with mirror frame, side view

GC1-02

Synthetic Leather
Mirror
GC1-02 dimensions, W530 D480 H750
GC1-03 with perforated seat
GC1-03 with perforated seat, another angle

GC1-03

Punching
Vibration
GC1-03 dimensions, W530 D480 H750
GC1-04 with casters
GC1-04 with casters, side view

GC1-04

Synthetic Leather
Vibration
Caster
GC1-04 dimensions, W530 D480 H750

Specification

MODELWEIGHT
GC1-0111 kg
GC1-029.5 kg
GC1-0310 kg
GC1-049 kg
SIZEW530 × D480 × H750 mm / seat height 450 mm
LEAD TIMEMade to order, approx. 3 months
PRICEOn request, by specification and quantity
DESIGNShota Nemoto + Ko Numano

Award & Exhibition

  • 2026.10.30 – 11.03 EXHIBITION Exhibiting at DESIGNART TOKYO 2026 — designart.jp

Designer

Creative Director

Shota Nemoto

根本 昌汰

Born in Tokyo in 1992. Graduated from the Department of Architecture, Tokyo University of Science in 2015, and completed the master’s course in architecture at Tokyo Institute of Technology in 2019. In 2017 he worked at Pezo von Ellrichshausen in Chile on house and art projects. He founded Shota Nemoto Architects in 2019 and mast Inc. in 2022, working continuously from the architecture through to the furniture placed within it.

Designer

Ko Numano

沼野 航

After graduating from the Department of Industrial Art, Faculty of System Design at Tokyo Metropolitan University, he worked at DDAA Inc., and later founded Pond Design Laboratory in 2025. Guided by the belief that small interventions and thoughtful ideas can create moments of surprise, emotional resonance and attachment, he works across diverse design disciplines. His book “Tokyo Dead Space 100” received the Excellence Award at the GOOD DESIGN NEW HOPE AWARD 2024.

Company Profile

PROTOPORT

PROTOPORT is a harbour for prototypes designed for a single project. Furniture made only once is refined into a product with the workshops that build it, and delivered made to order. TRAIN CHAIR is its first.

mast Inc., first-class registered architect office
3-14-13 Shinkamata, Ota-ku, Tokyo, Japan / Representative Director: Shota Nemoto

Request a Quote

Made to order. Tell us the model and quantity and we will send a quote — from a single chair.

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CUSTOMER
or info@m-a-st.jp

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