Is Mt.SUMI（マウントスミ） legit?
mt-sumi.comOur check
Mt.SUMI（マウントスミ） gets about 20K visits a month (SimilarWeb, Aug 2026). The store was created in Oct 2021, 5 years ago, and is based in Japan.
Checked . Facts only, from the Meta Ad Library, SimilarWeb, Trustpilot and the store itself; anything we have not measured is left out.
Good signs and warning signs
- Open for 5 years: created Oct 2021.
The facts
- Monthly visits
- 20K (SimilarWeb, Aug 2026)
- Traffic vs month before
- -6%
- Store created
- Oct 2021
- Based in
- Japan
- Niche
- Home & Garden
- Payment options detected
- Apple Pay, Google Pay, Shop Pay
Questions shoppers ask
- Is Mt.SUMI（マウントスミ） legit?
- Mt.SUMI（マウントスミ） gets about 20K visits a month (SimilarWeb, Aug 2026). The store was created in Oct 2021, 5 years ago, and is based in Japan. These are measured facts, not a rating; check the flags on this page before you buy.
- Where is Mt.SUMI（マウントスミ） based?
- mt-sumi.com is registered as a store in Japan.
- How much traffic does mt-sumi.com get?
- mt-sumi.com had 20,020 visits in Aug 2026, as measured by SimilarWeb for this exact host. That is down 6% on the month before. Mt.SUMI（マウントスミ） traffic and size
- How much revenue does Mt.SUMI（マウントスミ） make?
- Mt.SUMI（マウントスミ） does not publish its revenue and no source AdLibrarySpy holds measures it, so no revenue figure is shown. Its measured size signals are 20,020 visits in Aug 2026 (SimilarWeb) and 183 products. How big is Mt.SUMI（マウントスミ）?
- Who are Mt.SUMI（マウントスミ）'s competitors?
- Mt.SUMI（マウントスミ）'s closest competitors in the AdLibrarySpy index, by niche and traffic, are 快眠タイムズオンラインストア (kaimin-times.com), MUSASHI (musashihamono.com), 布団クリーニング宅配サービス ふとん丸洗いのしももと (shimomoto-cl.co.jp), RAYWOOD Official Online Store (raywood.jp) and Pin-up Closet (pinupcloset.shop). Sites like Mt.SUMI（マウントスミ）
