about

ABOUT
IGARASHI TROUSERS

Since its founding in 2014, IGARASHI TROUSERS is a rare bespoke trousers manufacturer in the world that has consistently produced more than 2,000 pairs of trousers per year for each and every customer. .

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AVAILABLE NOW

IGT JERSEY O-RING TROUSERS
NEWSold out

RTW ATELIER MADE

IGT JERSEY O-RING TROUSERS

¥66,000
IGT STRETCH WOOL EASY TROUSERS

RTW ATELIER MADE

IGT STRETCH WOOL EASY TROUSERS

¥51,700
IGT 5P SILK DENIM TROUSERS

RTW ATELIER MADE

IGT 5P SILK DENIM TROUSERS

¥53,900
IGT WIDE BELT WOOL TROUSERS

RTW FACTORY MADE

IGT WIDE BELT WOOL TROUSERS

¥66,000
IGT TAPERED JERSEY TROUSERS

RTW FACTORY MADE

IGT TAPERED JERSEY TROUSERS

¥49,500

Made to measure

MTO SERVICE

ONLINE MTM SERVICE creates models that have been well-received on RTW by allowing customers to select silhouettes, fabrics, and detailed sizes according to their sensibilities. Pantalonaio and others make all processes by hand in our own atelier. Please find a special one that can never be mass-produced.

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READY TO WEAR

RTW HAND LINE

自社アトリエでパンタロナイオたちによりつくられ、1型につき1サイズ1着のみの限定生産となるHAND LINE。

IGARASHI TROUSERSの最高峰ラインであるBespokeと同じ縫製方法でつくり上げた既製服は、職人の手作業による念入りなアイロンワークで立体感を楽しむことができ、存分に手間をかけたハンドメイドのBespokeクオリティを体感していただける既製服のコレクションです。

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READY TO WEAR

RTW ATELIER MADE

The accumulated history and study, and the number of patterns that have reached billions. A readymade collection based on the many elements and aesthetics that we have accumulated as a bespoke trousers manufacturer.

Everything is made by Pantalonaio in our own atelier, and the number of production of one model is limited, and thorough quality control is done in all processes. This is a ready-made collection unique to a bespoke trousers manufacturer that allows you to change the dimensions.

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READY TO WEAR

RTW FACTORY MADE

As a manufacturer of bespoke trousers, we have created a large number of trousers and cultivated them with world-class technology and the ability to grasp the current times. RTW FACTORY MADE, ready-made clothes, was born by pouring them into partner factories. While maintaining the silhouette and popular details that are the greatest attraction, the selection of fabrics that captures the atmosphere of the moment while having universality will make the wearer attractive.

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MTO SIZE GUIDE

How to measure for trousers

Knowing your trouser size is very important when purchasing trousers from an online store.

We'll show you how to measure your trousers to find your size.

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IGARASHI TROUSERS OFFICIAL LINE

Igarashi Trousers OFFICIAL LINE

The OFFICIAL LINE not only informs you of the latest information and featured content, but also accepts online customer service through video calls. Please read the QR code from the LINE "Add friend" screen and press the "Add" button to register.

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CONTENTS

仮縫いの完成度と重要性

仮縫いの完成度と重要性

「ORDER JOURNEY」は、私たちが日々お客様をご案内するなかで出会った、印象的なエピソードをご紹介するシリーズです。今回は、BESPOKEにおける重要な工程のひとつである「仮縫い」に焦点をあて、IGARASHI TROUSERSのこだわりと、お客様が体感される変化の瞬間をご紹介いたします。

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ORIGINAL CONTENTS START!

ORIGINAL CONTENTS START!

IGARASHI TROUSERSでは、新たな配信コンテンツとして、3つの企画をスタートします。ブランドの想いや日々の出来事をお届けする「BRAND VOICE」、印象的なオーダー体験を綴る「ORDER JOURNEY」、そして既製服の裏側に迫る「ONE DAY OF RTW」。

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NEWS

価格改定のお知らせ

価格改定のお知らせ

平素より Igarashi Trousers をご愛顧いただき、誠にありがとうございます。私たちは創業以来、ものづくりの本質を大切にし、お客様に長くご愛用いただける製品の提供に取り組んでまいりました。このたび、持続可能な生産体制の構築とさらなる品質の向上を目的として、2025年9月1日より、B...

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INSTAGRAM

@igarashitrousers