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Free shipping on orders over 2000 yen!
(First-time-only free shipping coupon is distributed here.)

Smartphone-related convenience goods

We also sell products for individual users, utilizing the technology that Sanhayato has cultivated over many years. We have a variety of items that can be used for smartphones and other electronic devices used in the home.

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  • 写真:※販売終了※HEATSINK -5℃ Cool(iPhone 8/7/6s/6用)(HS5C-87-CS):本体外観
    Out of Stock 販売終了

    Discontinued*.HEATSINK -5°C Cool(For iPhone 8/7/6s/6) (HS5C-87-CS)

    Original price ¥3,608 - Original price ¥3,608
    Original price
    ¥3,608
    ¥3,608 - ¥3,608
    Current price ¥3,608

    Discontinued Discontinued* for iPhone 8/7/6s/6 Convenient goods related to smartphones Cooling smartphone cases Th...

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    Original price ¥3,608 - Original price ¥3,608
    Original price
    ¥3,608
    ¥3,608 - ¥3,608
    Current price ¥3,608
    Out of Stock 販売終了
  • 写真:※販売終了※HEATSINK -5℃ Cool(iPhone 11/XR用)(HS5C-CL-11):本体外観
    Out of Stock 販売終了

    Discontinued*.HEATSINK -5°C Cool(For iPhone 11/XR) (HS5C-CL-11)

    Original price ¥7,843 - Original price ¥7,843
    Original price
    ¥7,843
    ¥7,843 - ¥7,843
    Current price ¥7,843

    End of Sale Discontinued* for iPhone11 Convenient goods related to smartphones Cooling smartphone cases Taking a c...

    See all details
    Original price ¥7,843 - Original price ¥7,843
    Original price
    ¥7,843
    ¥7,843 - ¥7,843
    Current price ¥7,843
    Out of Stock 販売終了
  • 写真:※販売終了※HEATSINK -5℃ Cool(iPhone 11Pro/Xs/X用)(HS5C-CL-11Pro):本体外観
    Out of Stock 販売終了

    Discontinued*.HEATSINK -5°C Cool(For iPhone 11Pro/Xs/X) (HS5C-CL-11Pro)

    Original price ¥7,843 - Original price ¥7,843
    Original price
    ¥7,843
    ¥7,843 - ¥7,843
    Current price ¥7,843

    Discontinued Discontinued* for iPhone 11Pro Convenient goods related to smartphones Cooling smartphone cases Takin...

    See all details
    Original price ¥7,843 - Original price ¥7,843
    Original price
    ¥7,843
    ¥7,843 - ¥7,843
    Current price ¥7,843
    Out of Stock 販売終了
  • 写真:※在庫限り※HEATSINK -5℃ Cool(iPhone 11ProMax/XsMax用)(HS5C-CL-11ProMax):本体外観

    *Limited stock*.HEATSINK -5°C Cool(For iPhone 11ProMax/XsMax) (HS5C-CL-11ProMax)

    Original price ¥7,843 - Original price ¥7,843
    Original price
    ¥7,843
    ¥7,843 - ¥7,843
    Current price ¥7,843

    *Only while supplies last* for iPhone11ProMax Convenient goods related to smartphones Cooling smartphone cases Taking a cu...

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    Original price ¥7,843 - Original price ¥7,843
    Original price
    ¥7,843
    ¥7,843 - ¥7,843
    Current price ¥7,843
  • 写真:※在庫限り※HEATSINK -5℃ Cool(iPhone 8/7/6s/6用)(HS5C-CL-87):本体外観

    *Limited stock*.HEATSINK -5°C Cool(for iPhone 8/7/6s/6) (HS5C-CL-87)

    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068

    *Only while supplies last* for iPhone 8/7/6s/6 Convenient goods related to smartphones Cooling smartphone cases This is a ...

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    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068
  • 写真:※在庫限り※HEATSINK -5℃ Cool(iPhone XsMax用)(HS5C-CL-Max):本体外観

    *Limited stock*.HEATSINK -5°C Cool(For iPhone XsMax) (HS5C-CL-Max)

    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068

    *Limited stock* for iPhone XS Max Useful goods related to smartphones Cooling smartphone cases A shock-resistant iPhone ca...

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    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068
  • 写真:※在庫限り※HEATSINK -5℃ Cool(iPhone 8Plus/7Plus/6sPlus/6Plus用)(HS5C-CL-Plus):本体外観

    *Limited stock*.HEATSINK -5°C Cool(For iPhone 8Plus/7Plus/6sPlus/6Plus) (HS5C-CL-Plus)

    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068

    *Only while supplies last* for iPhone 8Plus/7Plus/6sPlus/6Plus Convenient goods related to smartphones Cooling smartphone cases ...

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    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068
  • 写真:※販売終了※HEATSINK -5℃ Cool(iPhone SE第2世代/8/7用)(HS5C-CL-SE2):本体外観
    Out of Stock 販売終了

    Discontinued*.HEATSINK -5°C Cool(For iPhone SE 2nd generation/8/7) (HS5C-CL-SE2)

    Original price ¥7,843 - Original price ¥7,843
    Original price
    ¥7,843
    ¥7,843 - ¥7,843
    Current price ¥7,843

    Discontinued Discontinued* for iPhone SE (2nd generation) Convenient goods related to smartphones Cooling smartphone cas...

    See all details
    Original price ¥7,843 - Original price ¥7,843
    Original price
    ¥7,843
    ¥7,843 - ¥7,843
    Current price ¥7,843
    Out of Stock 販売終了
  • 写真:※在庫限り※HEATSINK -5℃ Cool(iPhone XR用)(HS5C-CL-XR):本体外観

    *Limited stock*.HEATSINK -5°C Cool(For iPhone XR) (HS5C-CL-XR)

    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068

    *Limited stock* for iPhone XR Useful goods related to smartphones Cooling smartphone cases A shock-resistant iPhone case t...

    See all details
    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068
  • 写真:※販売終了※HEATSINK -5℃ Cool(iPhone Xs/X用)(HS5C-CL-XS):本体外観
    Out of Stock 販売終了

    Discontinued*.HEATSINK -5°C Cool(For iPhone Xs/X) (HS5C-CL-XS)

    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068

    Discontinued Discontinued* for iPhone X/XS Convenient goods related to smartphones Cooling smartphone cases This i...

    See all details
    Original price ¥13,068 - Original price ¥13,068
    Original price
    ¥13,068
    ¥13,068 - ¥13,068
    Current price ¥13,068
    Out of Stock 販売終了
  • 写真:接点洗浄&復活便利セット(CSS-102A):本体外観

    Contact Cleaning & Restoration Convenience Set (CSS-102 Series)

    Original price ¥2,376 - Original price ¥2,376
    Original price
    ¥2,376
    ¥2,376 - ¥2,376
    Current price ¥2,376

    Solve electrical contact problems in [Simple 2 Steps]! Convenient goods related to smartphones Aerosol and Chemical Products ...

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    Original price ¥2,376 - Original price ¥2,376
    Original price
    ¥2,376
    ¥2,376 - ¥2,376
    Current price ¥2,376
  • 写真:貼るだけ!スマホ用“冷却シート”(HF-C552):商品外観
    ネコポス対応

    Just stick it on! Cooling sheet" for smartphones (HF-C552)

    Original price ¥1,122 - Original price ¥1,122
    Original price
    ¥1,122
    ¥1,122 - ¥1,122
    Current price ¥1,122

    Easily solve heat problems of smartphones for games and videos! Convenient smartphone-related goods Cooling smartphone cases ...

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    Original price ¥1,122 - Original price ¥1,122
    Original price
    ¥1,122
    ¥1,122 - ¥1,122
    Current price ¥1,122
    ネコポス対応
  • 写真:接点復活剤付きめんぼう(30本入)(PJR-CS30):本体外観

    Menbo with contact revival agent (30 pcs.) (PJR-CS30)

    Original price ¥1,144 - Original price ¥1,144
    Original price
    ¥1,144
    ¥1,144 - ¥1,144
    Current price ¥1,144

    Easy and simple at any time! One cotton swab is all you need for contact revival, rust prevention, and lubrication! Aerosol and Chemical ...

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    Original price ¥1,144 - Original price ¥1,144
    Original price
    ¥1,144
    ¥1,144 - ¥1,144
    Current price ¥1,144