How long does it take to duplicate a key?

Standard keys can be made in about 5-10 minutes. Specialty keys such as dimple keys may need to be ordered from the manufacturer.

Can you duplicate dimple keys?

Yes, we can. Please consult us even if other shops have turned you away. We may be able to order them from the manufacturer.

I lost my key. Can you help?

Yes, we handle lost key situations. We can replace the entire lock or unlock the door without a key. Please call us first.

Do you offer on-site lock replacement?

Yes, we provide on-site service primarily in the Higashi-Nakano area, covering Nakano-ku, Shinjuku-ku, and Suginami-ku. Please call to discuss.

Can you respond to emergencies outside business hours?

We do our best to respond to emergencies such as lock malfunctions. Please call us at 03-3361-0714.

Trusted for 75 Years
in Higashi-Nakano.
Your Key & Home Solution.

Key Duplication / Construction Hardware / Household Repairs
Kobayashi Hardware (Anzen Lock Service Kobayashi)

About Us

We are a hardware store located in the Kyoei-kai shopping area near the east exit of Higashi-Nakano Station in Nakano-ku. Just a 1-2 minute walk from Unison Mall and Park Tower Higashi-Nakano.
We carry a wide range of products, from professional construction hardware to everyday household items that solve your small problems at home.
We are especially confident in key duplication and lock replacement. Even if other stores have turned you away for specialty keys, please consult us.

Our Services

Key Duplication & Lock Services

Digital Door Lock
Lock and unlock without a key.
We use one in our own store.

Dimple Key
High-security key with
dimpled surface pattern

We provide key duplication for homes and offices, as well as upgrades to high-security locks. We specialize in digital door locks that allow keyless entry and dimple keys that offer superior security. We also handle emergency lockouts and doorknob repairs.

Construction Hardware & Tools

We stock screws, nails, bolts, and various tools needed for construction work. Individual items can be purchased separately.

Screen Door Repair & Replacement

We handle screen door replacements and maintenance for tools and equipment you want to keep using for years. Whether it's torn or not sliding well, feel free to consult us.

Store Information

Store Name	Kobayashi Hardware Store (Anzen Lock Service Kobayashi)
Address	4-10-19 Higashi-Nakano, Nakano-ku, Tokyo 164-0003, Japan
Phone	03-3361-0714
Hours	9:00 - 18:00 (We do our best to respond to lock emergencies)
Closed	Wednesdays, Sundays & Public Holidays

FAQ

How long does it take to duplicate a key?: Standard keys can be made in about 5-10 minutes. Specialty keys such as dimple keys may need to be ordered from the manufacturer.
Can you duplicate dimple keys?: Yes, we can. Please consult us even if other shops have turned you away. We may be able to order them from the manufacturer.
I lost my key. Can you help?: Yes, we handle lost key situations. We can replace the entire lock or unlock the door without a key. Please call us first.
Do you offer on-site lock replacement?: Yes, we provide on-site service in the Higashi-Nakano area, covering Nakano-ku, Shinjuku-ku, and Suginami-ku. Please call to discuss.
Can you respond to emergencies outside business hours?: We do our best to respond to emergencies such as lock malfunctions. Please call us at 03-3361-0714.

Service Area

We primarily serve the Higashi-Nakano area and the following districts.

Nakano-ku (Higashi-Nakano, Nakano, etc.) Shinjuku-ku Suginami-ku Shibuya-ku Toshima-ku Setagaya-ku

Please feel free to ask about areas not listed above. We also offer on-site lock replacement and emergency key services.

Contact Us

If it's urgent, calling us is the fastest way.

Call 03-3361-0714

For email inquiries, please use the form below.
(We will reply within 2-3 business days)

Trusted for 75 Yearsin Higashi-Nakano.Your Key & Home Solution.