Japan JPO Trademark Monitoring

Monitor Japanese trademark filings from the Japan Patent Office through one structured BrandCat dashboard.

The Japan Patent Office (JPO) is one of the world’s most important trademark offices and a major jurisdiction for international brands. WIPO’s latest statistical profile reports 2,274,229 trademarks in force at the JPO, placing Japan among the leading offices globally. Source: WIPO

Japan is especially important for brands in technology, consumer products, electronics, entertainment, SaaS, and e-commerce. It is also a market where trademark review becomes harder if your tools cannot deal properly with Japanese scripts and Unicode variations.

Search Japanese Trademark Records in Katakana or Latin Script

BrandCat shows JPO results in a structured list view so you can quickly scan trademark names, owners, applicants, filing dates, serial or registration numbers, and status from one place.

What makes JPO especially tricky is that the same owner or applicant may appear in Japanese script, transliterated form, or fullwidth Latin variants. BrandCat helps normalize those differences so the records are easier to discover and review even if you do not naturally search in Japanese writing systems.

In the examples below, the first search uses the owner name in Katakana, while the second uses the Latin-script equivalent. Both searches return the same trademark filings, showing how BrandCat makes Japanese records easier to search regardless of whether the query is written in Japanese script or Latin characters.

JPO trademark monitoring results using Katakana owner search
Search using the owner name in Japanese Katakana.
JPO trademark monitoring results using Latin-script owner search
Search using the Latin-script equivalent of the same owner name.

Fullwidth and Script Normalization Matter in Japan

Japanese trademark data is exactly the kind of data where basic keyword search starts to fail. A mark may be written in Japanese script, in Latin characters, or in fullwidth Latin forms such as ＤＵＯＬＩＮＧＯ instead of DUOLINGO.

BrandCat normalizes those differences so that script and Unicode variants do not quietly hide relevant filings. That also helps with owner and correspondent searches. For example, a Latin search such as Duolingo Incorporated can match records where the owner is listed as デュオリンゴ・インコーポレイテッド.

Open Full JPO Trademark Details

Once a result looks relevant, BrandCat opens it in a normalized detail view. That makes Japanese filings easier to review than raw registry pages and keeps JPO records comparable with the rest of your monitored offices.

Depending on the record, this can include serial number, registration number, status, application, registration, and expiry dates, owner and correspondent information, Nice classes, and translated text where useful for review.

JPO trademark detail view with translated owner and correspondent fields

Why JPO Monitoring Matters

Japan may not be the single largest trademark office by raw filing volume, but it remains one of the most commercially influential jurisdictions. JPO monitoring can help surface copycat registrations, localized branding attempts, competitor filings, and broader expansion signals in one of the world’s most important markets.

In practical terms, JPO monitoring helps you:

- detect Japanese filings earlier
- search across Japanese and Latin-script variants more easily
- review translated owner and correspondent information without losing the original text
- keep Japanese trademark activity in the same workflow as your other monitored offices

Weekly Monitoring Without Manual Searching

BrandCat matches JPO trademark filings weekly against your protected keywords, so you do not need to keep revisiting the registry manually just to see whether something new appeared.

Instead of juggling separate searches for Japanese-script and Latin-script records, you can review the filings that actually matter in one place.

Try BrandCat Free

Monitor JPO trademark activity, along with domains and other major trademark offices, from one dashboard.

Choose the right plan which suits your needs the best


Yearly payment plan

Each keyword covers both Domain Lookalike monitoring and Trademark scans across major trademark offices including USPTO, CNIPA, EUIPO, UKIPO, JPO, KIPO and others.

15-day money-back guarantee - No contracts - Cancel anytime

Monthly payment plan


Each keyword covers both Domain Lookalike monitoring and Trademark scans across major trademark offices including USPTO, CNIPA, EUIPO, UKIPO, JPO, KIPO and others.


15-day money-back guarantee - No contracts - Cancel anytime