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Zagdim Global Experts | Professionals abroad, checked against the official record
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ZagdimGlobal Experts
ZAGDIM GLOBAL EXPERTS

Professionals abroad, checked against the official record

When you need help in another country, the hard part is knowing whom to trust. Zagdim checks the official registers and sets out each professional's identity, credentials and sources here. When you want an introduction, the Reader Desk arranges it, free of charge.

Browse by topicSee all profiles
JPJapan4 profiles ›ESSpain2 profiles ›

City photographs. Tokyo: Nesnad (CC BY 4.0); Palma: dronepicr, “Altstadt Palma Mallorca” (CC BY 2.0). Both resized and cropped.

01

Browse by topic

Japan · Topic

Japan: tax and accounting for overseas owners

For overseas owners of Japanese property, tax follows a set route. Start by finding where you are on it.

6 articles · see the route ›
  1. 1OwnTax bills, running costs
  2. 2LetDeclaring rent, withholding
  3. 3SellGains, withholding
02

Profiles

Country
Type

Profiles: 6

Nihon Zaitaku

Nihon Zaitaku Management Service

株式会社日本財託管理サービス
Languages
Japanese, Chinese, Korean, English
Type
Joint-stock company (kabushiki kaisha)
Location
Tokyo, Japan
Practice areas
Rental management, a desk for overseas owners, tax hand-off, whole-building management
Verified
Rental housing management and three other registrationsVerified by Zagdim · 12 Nov 2026
View firm profile ›
IberianTax

IberianTax

IBERIANTAX SOLUTIONS, S.L.
Languages
English, Spanish, German
Type
Private limited company (S.L.)
Location
Palma de Mallorca, Spain
Practice areas
Non-resident income tax (Modelo 210), capital gains on a sale, related filings
Verified
Company registrationVerified by Zagdim · 7 Nov 2026
View firm profile ›
A

Antonio Ibarra

Languages
English, Spanish
Title
Chief Executive, IberianTax
Location
Palma de Mallorca, Spain
Practice areas
Spanish non-resident income tax (Modelo 210), Tax on the sale of Spanish property
Verified
Firm's company registrationVerified by Zagdim · 7 Nov 2026
View profile ›
Square One

Square One

スクエアワン司法書士法人
Languages
Japanese (the website is in Japanese only)
Type
Judicial scrivener corporation (shihō-shoshi hōjin)
Location
Tokyo, Japan
Practice areas
Company formation, changes to company registration, property registration, inheritance and estate planning
Verified
Judicial scrivener corporationVerified by Zagdim · 12 Nov 2026
View firm profile ›
Suinas

Suinas Tax Corporation

税理士法人 Suinas
Languages
Japanese, Mandarin Chinese
Type
Tax accountant corporation (zeirishi hōjin)
Location
Tokyo, Japan
Practice areas
Company bookkeeping and tax returns, individual income tax returns, tax advice
Verified
Tax accountant corporation No. 4158Verified by Zagdim · 7 Nov 2026
View firm profile ›

Kohei Wataguchi

渡口宏平
Languages
Japanese, Mandarin Chinese
Title
Zeirishi (licensed tax accountant)
Location
Tokyo, Japan
Practice areas
Japanese consumption tax, Tax on Japanese property income for overseas owners
Verified
Registered zeirishiVerified by Zagdim · 7 Nov 2026
View profile ›
03

How these profiles are made

Every item is labelled2 labelsVerified by Zagdim, or stated by the firm or the professional
Licences and official registrationsEvery 12 monthsrechecked, and at once after a complaint or an official sanction
Creating and maintaining a profileFreeA profile is never a condition of coverage, nor coverage of a profile
Corrections, updates and removalOn request, at any timeZagdim also corrects the errors it finds, and keeps a record

Each card shows the type, location and practice areas, with what Zagdim has verified and when. For what a verification covers, see What verification means.

Practice areas are stated by the professional or the firm, and marked as such. Whether a particular case can be taken on has to be confirmed separately.

How Zagdim builds and maintains the directoryWhat verification means
The Zagdim Reader Desk squirrelNot sure where to start?Tell us your situation

Zagdim Reader Desk

If you need help, tell the Zagdim Reader Desk about your situation. We start by understanding what you need, then judge by need, location, language and scope of service whether an introduction makes sense, and make one only with your consent. Fees, engagement terms and payment are settled directly between you and the firm or professional.

  • A reply within 24 hours, as a rule.
  • No documents needed. Describe your situation as fully as you can; the more we know, the better we can assess it.
  • The Reader Desk is free. Professionals quote their own fees case by case. Zagdim readers can usually begin with a free 20-minute online consultation.

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How Zagdim builds and maintains the directory　　What verification means　　Privacy

Please note

Firm profiles in this directory are compiled by Zagdim from official registers and the firms' own websites. Profiles of individual experts are created only with the person's consent. This is not a complete list of the market: absence from it says nothing about a firm's qualifications and is not a negative view from Zagdim. If something is wrong, or you want to update, claim or remove a profile, tell Zagdim.

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