CAINZ

Quick Facts

Last checked against official information: 2026-11-09.

What it is

CAINZ (カインズ), the flagship retail titan of the Beisia Group headquartered in Saitama Prefecture, is Japan's undisputed #1 home center chain by revenue. Far more than a traditional hardware barn, CAINZ has achieved international fame as a design and lifestyle laboratory. Winning dozens of prestigious Good Design Awards, CAINZ re-engineers everyday household objects with ingenious Japanese minimalism and functional ergonomics—such as standing brooms that balance upright without a hook, slide-out laundry hangers, and disposable roll-up cutting board sheets. For international travelers seeking authentic Japanese lifestyle souvenirs that combine clever utility with minimalist Scandinavian-Japanese aesthetics, a visit to a CAINZ megastore is a thrilling revelation.

How to shop

1. Grab an Oversized Shopping Cart: CAINZ megastores are enormous, single-floor complexes spanning football fields of retail space. Grab a large push trolley at the entrance.
2. Navigate Curated Lifestyle Zones:
   • Kitchen & Tableware: Look for the award-winning white-and-charcoal private-brand displays (pots, pans, cutting sheets, ceramic knives).
   • Housekeeping & Cleaning: Self-standing brooms, retractable duster poles, and microfiber floor wipes.
   • DIY & Craft Tools: High-precision Japanese hand saws (Nokogiri), chisels, hammer sets, and toolboxes.
   • In-Store Cafe Bricco (カフェブリッコ): Don't miss their in-house bakery serving freshly baked mini muffins and rich matcha lattes.
3. Checkout (Standard or Tax-Free):
   • Standard Semi-Self Checkout: Take your basket to a register lane — staff scan your items, then you pay at the automated payment terminal (card, transit IC, or code pay) and bag your items.
   • Pocket Regi (CAINZ App): If you have the CAINZ app fully registered with a credit card or CAINZ Pay set up, scan items with your phone as you shop and pay inside the app; afterwards, show the in-app receipt at a Pocket Regi lane so staff can check your bags. Note that QR code payments, gift certificates, and prepaid cards cannot be used on Pocket Regi itself.
   • Tax-Free Shopping (¥5,000+ Pre-Tax):
     • If purchasing ¥5,000 or more (excluding tax) of general household goods, proceed to the Tax-Free / Service Counter (免税カウンター / サービスカウンター).
     • Inform the clerk: "Tax-Free kudasai".
     • Present your physical foreign passport with valid temporary visitor landing sticker.
     • Under Japan's refund-based tax-free system (2026 rules), you pay the full tax-inclusive total at the register while your passport and item serials are registered digitally with Japan Customs. The tax is refunded by the store after Customs confirms the export, using the refund method registered at purchase (for example a refund to your card, or cash at a contracted refund counter, minus any handling fee) — ask at the register which method applies; Customs itself does not hand out the money.
     • When departing Japan (within 90 days of purchase), present your passport at an airport tax-free procedure terminal before checking your baggage. If the terminal clears the purchase, confirmation is complete; only if it flags the purchase do you take the goods to the customs inspection point for a physical check. Every item on the receipt must leave Japan with you.
     • Once Customs has confirmed the export, the store refunds the tax through the refund method you registered at purchase — for example back to your card, or cash at a contracted refund counter (a handling fee may be deducted). There is no general airport counter that pays out refunds for every shop, so confirm your store's method when you buy.

Services & options

1. Roll-Type Disposable Cutting Board Sheet (まな板シート): CAINZ's most viral invention! A slide-cutter roll of durable textured plastic sheets you pull out and slice over your cutting board to slice raw fish or meat without staining or cross-contaminating your board.
2. Self-Standing Broom & Dustpan Set (立つほうき / 立つちりとり): Winner of the Good Design Award; the bristles retract into a clean, geometric rectangular pillar that stands upright in room corners like modern art.
3. Pinch-Free Flat Laundry Hanger with Roller Pegs (引っ張るだけピンチハンガー): Laundry peg hanger with rotating pinch rollers that allow you to yank all dry shirts off in one single pull without tearing fabric.
4. Japanese Woodworking Hand Saws (ノコギリ - Dozuki & Ryoba): Authentic Japanese pull-stroke hand saws with razor-thin blades that cut wood on the pull stroke with surgical precision.

Payment & practical info

Prices and details checked: November 2026.

• Accepted Payment Methods: Visa, Mastercard, JCB, Amex, Suica/PASMO/ICOCA, iD, QUICPay, PayPay, Rakuten Pay, d-Barai, CAINZ Pay, and cash.
• Tax-Free Network: Available at major metropolitan and tourist-accessible branches; check for the red-and-white "Tax-Free" banner at the customer service counter.
• Hours: Typically 9:00 AM or 9:30 AM to 8:00 PM daily.
• Suburban Access: Because CAINZ stores require vast building footprints, most locations sit along major suburban bypass highways; renting a car or boarding a local suburban train/bus from central Tokyo or Osaka is the best way to visit.

Good to know / Common mistakes

• Luggage Size Considerations: While you may be tempted to buy storage furniture or garden hoses, remember airline luggage dimensions! Stick to compact kitchen gadgets, hand tools, and textiles that fit in your suitcase.
• Airport Departure Verification: Keep your tax-free CAINZ purchases accessible until you have presented your passport at the airport tax-free procedure terminal before checking suitcases — only if the terminal flags the purchase will customs ask to see the goods.
• Cutting Tools in Checked Bags: If you buy Japanese woodworking saws, utility knives, or kitchen scissors, NEVER place them in your carry-on luggage—they must be packed securely in your checked baggage under airline aviation security laws.

Sources

• CAINZ Japan Official Website (Verified: 2026-11-07)
• CAINZ Store Locator & Megastore Network (Verified: 2026-11-07)
• CAINZ Good Design Award Inventions Overview (Verified: 2026-11-07)