Schedule of Fees for International Clients 2025 Edition
For the convenience of our international clients, we have made our fee schedule publicly available. Our professional fees for Japanese filings are competitive compared to other Japanese patent firms, and we ensure full transparency — no hidden costs.
Our patent attorneys have extensive experience handling incoming cases from international clients. We are highly proficient in English claim drafting and well-versed in major foreign patent systems, including those of the United States (US), Europe (EP), and China (CN).
We accept payments in US dollars and euros, which eliminates the burden of exchange rate fluctuations for our clients.
We offer multiple payment options, including:
– WISE (multi-currency accounts: USD, EUR, GBP, SGD, AUD)
– Credit cards via PayPal
– Cryptocurrencies (USDC, BTC)
– Traditional wire transfer (SWIFT/interbank network)
These flexible methods are designed to improve your payment experience and significantly reduce remittance costs.
Patent in Japan – Fee Schedule for international clients 2025
Typical Procedure Flow
Basic information on patent applications in Japan can be found here.
Patent application filing based on basic application
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Basic filing fee | ¥100,000 | ¥14,000* |
| Submitting Japanese translation | ¥20,000 | |
| Preparing Japanese translation | ¥32/word | |
| Preparing formal drawings suitable for JP practice (per sheet) | ¥2,500 | |
| Claiming Paris priority (per case) | ¥5,000 | |
| Submitting a priority document | ¥10,000 | |
| Filing a divisional application | ¥100,000 | ¥14,000 |
| Conversion from a utility model or design application to a patent application | ¥100,000 | ¥14,000 |
| Adding new claim(s) in a conversion or divisional application | Hourly charges |
*Official fees: ¥22,000 for JP filing based on foreign language specifications
PCT National Phase Entry
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Basic fee for entry into PCT national phase | ¥100,000 | ¥14,000 |
| Submitting Japanese translation | ¥20,000 | |
| Preparing Japanese translation | ¥32/word | |
| Preparing formal drawings suitable for JP practice (per sheet) | ¥2,500 | |
| Submitting amendment under PCT Art. 19/34 | ¥25,000 |
Before Examination
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Preparing a document for applying to the exception of the loss of novelty | ¥50,000 | |
| Submitting voluntary amendment | ¥25,000 | |
| Amendment for addressing formality matter | ¥15,000 | |
| Filing a request for early publication | ¥15,000 |
Request for Examination
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Filing a request for substantive examination | ¥30,000 | ¥138,000 + N* x ¥4,000** |
| Petition for accelerated examination (except PPH) | ¥30,000 | |
| Petition for accelerated examination (PPH) | ¥50,000 | |
| Petition for prioritized examination | ¥80,000 | |
| Request for refund of examination fees | ¥15,000 | |
| Filing a request for a reduction in substantive examination fees (mainly for SMEs and Startups) | ¥15,000 |
*N indicates number of claims.
** ¥124,000 + (number of claims) x ¥3,600 for PCT national entry where ISA other than JPO conducted international search.
Office Action
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Reporting an office action | ¥20,000 | |
| English translation of office action | ¥14/Japanese character | |
| Reviewing an office action, providing comments on the office action, and preparing and filing a response to the office action | Hourly charges | |
| Conducting an interview with examiner | ¥40,000 | |
| Request for extension of the due date for response to the office action (each time) | ¥15,000 | ¥2,100 |
| Hourly rates | ¥20,000*/hr. |
*Partners ¥25,000/hr.
Registration
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Reporting a notice of allowance | ¥20,000 | |
| Payment of registration fees (1st to 3rd year annuities) | ¥20,000 | see Table 1 |
| Request for extension of the due date for payment of registration fees | ¥15,000 | |
| Sending an e-certificate of patent | ¥10,000 | |
| Payment and management of annuity (each year) | ¥15,000 | see Table 1 |
Decision of Rejection/Appeal against the Decision
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Reporting a decision of rejection | ¥20,000 | |
| English translation of decision of rejection | ¥14/Japanese character | |
| Filing an appeal against the decision of rejection | ¥100,000 | ¥49,500 + N* x ¥5,500 |
| Reviewing a decision of rejection, providing comments on the decision, and preparing and filing an appeal against the decision along with an amendment | Hourly charges | |
| Petition for accelerated trial | ¥30,000 | |
| Conducting an interview with examiner | ¥40,000 | |
| Hourly rates | ¥20,000**/hr. |
*N indicates number of claims.
**Partners ¥25,000/hr.
Expert Opinion
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Basic fee for expert opinion | ¥300,000* | |
| Hourly rates | ¥20,000/hr.** |
*Professional fees for 8 hours of review are included.
**This rate will be charged if the review time exceeds 8 hours. Partners: ¥25,000/hr.
Opposition
Opponent side
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Basic fee for opposition request | ¥250,000* | ¥16,500 + N**x ¥2,400 |
| Hourly rates | ¥20,000/hr.*** | |
| Submission of opposition request by dummy | ¥20,000**** |
*Professional fees for 6 hours of review are included.
**N indicates number of patented claims.
***This rate will be charged if the review time exceeds 6 hours. Partners: ¥25,000/hr.
****This fee will be applied if you wish to use a dummy in the opposition request.
Patent owner side
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Basic management fee for opposition | ¥40,000 | |
| Reporting an office action issued from the board of appeal | ¥20,000 | |
| English translation of office action | ¥14/Japanese character | |
| Reviewing an office action, providing comments on the office action, and preparing and filing a response to the office action along with a correction request | Hourly charges | |
| Hourly rates | ¥20,000/hr. |
Invalidation trial
Requester side
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Basic fee for invalidation trial | ¥400,000* | ¥49,500 + N**x ¥5,500 |
| Hourly rates | ¥20,000/hr.*** |
*Professional fees for 8 hours of review are included.
**N indicates number of patented claims.
***This rate will be charged if the review time exceeds 8 hours. Partners ¥25,000/hr.
Patent owner side
| Descriptions | Professional Fees (JPY) | JPO Fees (JPY) |
| Basic fee for invalidation trial | ¥350,000* | |
| Hourly rates | ¥20,000/hr.** |
*Professional fees for 8 hours of review are included.
**This rate will be charged if the review time exceeds 8 hours. Partners: ¥25,000/hr.
Table 1: Patent Annuity (JPO Fees)
| Descriptions | JPO Fees (JPY) |
| 1st to 3rd patent annuities | ¥4,300 +(number of claims) x ¥300 (each year) |
| 4th to 6th patent annuities | ¥10,300 + (number of claims) x ¥800 (each year) |
| 7th to 9th patent annuities | ¥24,800 + (number of claims) x ¥1,900 (each year) |
| 10th to 25th patent annuities | ¥59,400 + (number of claims) x ¥4,600 (each year) |
You can see the detailed schedule of JPO fees here.