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  1. 泉絢也税理士事務所
  2. 2024year
Cryptocurrency

A Simple Look at Andreas Thiemann’ Paper: Cryptocurrencies: An Empirical View from a Tax Perspective

Andreas Thiemann, Cryptocurrencies: An Empirical View from a Tax Perspective, 9 J. Tax Admin. 88 (2024) Abstract This paper analyzes the potential for taxing capital gains from cryptocurrency, particularly Bitcoin, and its economic impact. Using data from Chainalysis, it simulates the tax revenue from Bitcoin capital gains in the EU in 2020. The author claims that this is the first paper to empirically assess the tax revenue potential from Bitcoin capital gains in the...

  • 2024年11月24日
Cryptocurrency

A Simple Look at Sergio Avalos’ Paper: Challenges that Cryptoasset Anonymity Creates for Tax Administrations

Sergio Avalos, Challenges that Cryptoasset Anonymity Creates for Tax Administrations, 9 J. Tax Admin. 66 (2024). Abstract P66 “The virtual currency market has grown significantly worldwide in the last decade. Innovations have made it necessary for the concept of cryptocurrencies to be broadened to include so-called “cryptoassets”. Countries differ in their legal frameworks for the taxation of cryptoassets and in how they address the challenges that cryptoassets create for tax administration. The pseudonymity of...

  • 2024年11月24日
Cryptocurrency

Preparing for Cryptocurrency Tax Investigations in Japan―A Practical Guide to Reducing Stress During Tax Audits―

Are you feeling anxious about potential tax investigations related to cryptocurrencies, NFTs, or other tokens? We frequently receive questions such as: “What is the process of a tax investigation?” “What happens during a tax audit?” “Can tax authorities track my transactions on overseas exchanges or decentralized exchanges (DEXs)?” “How much additional tax might I owe after an investigation?” In this guide, we outline the essential steps for individuals and corporations trading or holding cryptocurrencies...

  • 2024年11月19日
Income tax

Watch out for tax implications when gifting cryptocurrency or selling it below market value!

When you give cryptocurrency to family members or controlled companies, or sell it for much less than its worth, you need to be aware of important tax consequences. Japanese tax law has specific rules about how gifts and below-market sales of inventories are taxed. These rules also apply to cryptocurrency, requiring you to calculate taxes as if you had sold it at full market value. Tax Rules for Gifts and Below-Market Sales The tax...

  • 2024年10月22日
Cryptocurrency

Definition of Cryptocurrency in the Income Tax Act

Definition of Crypto Assets and Exclusion from Inventory The Japanese Income Tax Act contains specific provisions related to cryptocurrencies. Since these provisions specifically target cryptocurrencies, the definition of the term “cryptocurrencies” is critical to determining when these rules apply. In this context, Article 2, Paragraph 1, Item 16 of the Income Tax Act, which defines inventory, stipulates the following: For income tax purpose, inventories refer to goods, products, semi-finished products, work in progress, raw...

  • 2024年10月19日
Cryptocurrency

Japanese National Tax Agency’s Tax Audits: Cracking Down on the Sharing Economy and Cryptocurrencies

The Japanese National Tax Agency (NTA) has significantly ramped up its tax investigations, especially in emerging sectors like the sharing economy and cryptocurrencies. But how intense is this crackdown, and what does it mean for taxpayers in these fields? Let’s break down the trends. Tax Audits Double: A Closer Look at the Numbers From fiscal years 2020 to 2022, the NTA’s on-site investigations nearly doubled, rising from 24,000 to 46,000. This sharp increase is...

  • 2024年10月15日
Cryptocurrency

Cryptocurrency for Tax Payments: Innovation or Overcomplication? 

1. Tax Payment Using Cryptocurrency While Japan has yet to embrace this system, several U.S. states have introduced systems enabling taxpayers to pay their taxes using cryptocurrency. This move is both intriguing and innovative, potentially attracting crypto-friendly businesses and establishing these states as forward-thinking hubs for digital currencies. Additionally, it offers a unique convenience to taxpayers with substantial cryptocurrencies, letting them pay their taxes directly in cryptocurrency without converting to fiat, saving time and...

  • 2024年10月09日
Income tax

How to Calculate Personal Income Tax in Japan

Q. How is Personal Income Tax Calculated in Japan? A. Personal income tax in Japan is determined by applying a tax rate to the tax base, which is the income earned by an individual during the year. In other words, the amount of income tax is basically calculated by applying a tax rate to the amount remaining after subtracting deductions and exemptions from “gross income”. In practice, further tax credits are applied to the...

  • 2024年09月26日

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最近の投稿 Recent Posts

  • Tax Investigation and Enforcement Challenges for Crypto Assets: The Role of Blockchain Analysis and Profit and Loss Calculation, Part 3tax-investigation-tax-administration, Cryptocurrency
  • Official 2024 English textbook on Japan’s tax administration system, published by the National Tax Agency (NTA) and National Tax College. Covers income tax, corporate tax, consumption tax, tax audits, criminal investigation (Sasatsu), taxpayer remedies, and digitalization.tax-investigation-tax-administration, Others, Downloadable materials
  • Tax Investigation and Enforcement Challenges for Crypto Assets: The Role of Blockchain Analysis and Profit and Loss Calculation, Part 2Cryptocurrency, Tax investigation

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Junya IZUMI/クリプト税制研究者

@taxlaw17

第2版が完成しました☺税制改正アップデート、必要経費や各所得区分のスライドを追加しました!
泉絢也「スライドでわかる所得税法の基礎 第2版」https://t.co/HPs4xVrwoF pic.twitter.com/ITqB3gAZSu

— Junya IZUMI/クリプト税制研究者 (@taxlaw17) February 25, 2026

拙稿「日本の居住者が米国ビットコインETF(上場投資信託)を譲渡した場合の所得は分離課税の対象か?―暗号資産現物ETFと外国信託の課税問題―」東洋法学68巻1号が公開されました☺https://t.co/Y006Bxbfg9

— Junya IZUMI/クリプト税制研究者 (@taxlaw17) September 5, 2024

東洋大学大学院法学研究科(公法学専攻)の税理士試験免除事前相談アカウント(教員のみで運営)では、DMにて受験前の個別相談、研究計画書の作成相談等をいつでも受け付けています!
仕事や家庭、税理士試験と大学院との両立に不安の方などはお気軽にDMを✨#税法免除 #院免 #税理士試験免除

— 東洋大学大学院法学研究科(公法)・税情報収集・税理士試験免除アカウント (@toyotaxlaw) June 28, 2024
消費税還付関連の国税庁資料

暗号資産(トークン)・NFTをめぐる税務 Profession Journalで連載中

『事例でわかる!NFT・暗号資産の税務(第2版)』表紙

事例でわかる!NFT・暗号資産の税務(第2版)

『スライドでわかる所得税法の基礎 第2版』表紙

スライドでわかる所得税法の基礎

『逐条解説 法人税法第22条の2』表紙

逐条解説 法人税法第22条の2

『新NFTの教科書』表紙

新NFTの教科書 web3時代のビジネスモデルと法律・会計・税務

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