We turn the official rules of the Immigration Services Agency, the Ministry of Health, Labour and Welfare, the National Tax Agency and others into guides and self-check tools, explaining what to prepare, when to apply and where to go. Every item links to the official source and shows when it was last verified.https://zainichi-watch.pages.dev/enhttps://zainichi-watch.pages.dev/en/guides/childbirth-benefits/https://zainichi-watch.pages.dev/en/guides/childbirth-benefits/Procedures in order: 妊娠届出 and 妊婦健診 subsidies, 出産育児一時金, 出生届 (14 days), the child's 在留資格取得 (30 days), 児童手当 (15 days), health insurance, 出産手当金 and 育児休業等給付.Mon, 26 Oct 2026 00:00:00 GMTresidencehealth-insuranceemploymenthttps://zainichi-watch.pages.dev/en/guides/divorce-procedures/https://zainichi-watch.pages.dev/en/guides/divorce-procedures/Procedures after a divorce or a spouse's death: 離婚届 and 死亡届, the 配偶者に関する届出 and the switch of pension and health insurance within 14 days, the 6-month rule for revocation of a spouse 在留資格, cases of change to 定住者, and 年金分割 and 児童扶養手当.Mon, 26 Oct 2026 00:00:00 GMTresidencepensionhealth-insurancehttps://zainichi-watch.pages.dev/en/guides/job-loss-procedures/https://zainichi-watch.pages.dev/en/guides/job-loss-procedures/Procedures after leaving a job: the 所属機関に関する届出 within 14 days, the rule on cancellation after 3 consecutive months without activity, 任意継続 or 国民健康保険, 国民年金 Category 1 and the 特例免除, 雇用保険 基本手当, and 住民税 and 還付申告.Mon, 26 Oct 2026 00:00:00 GMTemploymentresidencehealth-insurancepensiontaxhttps://zainichi-watch.pages.dev/en/guides/leaving-japan/https://zainichi-watch.pages.dev/en/guides/leaving-japan/Procedures when you decide to leave Japan: 再入国許可 and loss of 在留資格, returning the 在留カード, 転出届, withdrawing from 国民健康保険, 脱退一時金 (claim within 2 years), and 納税管理人 and 準確定申告 for 住民税 and income tax.Mon, 26 Oct 2026 00:00:00 GMTresidencepensiontaxhttps://zainichi-watch.pages.dev/en/guides/moving-procedures/https://zainichi-watch.pages.dev/en/guides/moving-procedures/Procedures when moving in Japan: the 転入届・転居届 within 14 days (treated as the 住居地届出), the 90-day non-reporting ground for revoking the 在留資格, the 転出届 and online filing through マイナポータル, continued use of the マイナンバーカード, 国民健康保険・国民年金 and 児童手当.Mon, 26 Oct 2026 00:00:00 GMTresidencemynumberhealth-insurancehttps://zainichi-watch.pages.dev/en/guides/business-manager-new-requirements/https://zainichi-watch.pages.dev/en/guides/business-manager-new-requirements/From October 16, 2025, the 経営・管理 standards changed: capital, full-time staff, Japanese, background and business plan requirements, plus transitional measures.Sun, 25 Oct 2026 00:00:00 GMTbusiness-managerhttps://zainichi-watch.pages.dev/en/guides/certificates/https://zainichi-watch.pages.dev/en/guides/certificates/Certificates most used for 在留期間更新 and 永住申請: 住民税 and 国税 certificates, 住民票の写し, pension and health insurance records, 源泉徴収票, 在職証明書: where, how, cost, when.Sun, 25 Oct 2026 00:00:00 GMTresidencepermanent-residencytaxpensionhealth-insurancehttps://zainichi-watch.pages.dev/en/guides/change-of-employer-notification/https://zainichi-watch.pages.dev/en/guides/change-of-employer-notification/Work-visa holders who change jobs, leave a job, or whose employer renames or moves must notify 出入国在留管理庁 within 14 days: who, how, penalties, extension notes.Sun, 25 Oct 2026 00:00:00 GMTresidenceemploymentengineer-humanitieshttps://zainichi-watch.pages.dev/en/guides/health-insurance-pension-arrears/https://zainichi-watch.pages.dev/en/guides/health-insurance-pension-arrears/Foreign residents' duty to join 国民年金 and 国民健康保険; demands, late charges and seizure; 免除・納付猶予・学生納付特例 and 追納; and 出入国在留管理庁's official statements on payment.Sun, 25 Oct 2026 00:00:00 GMTpensionhealth-insurancehttps://zainichi-watch.pages.dev/en/guides/ikusei-shuro-vs-technical-intern/https://zainichi-watch.pages.dev/en/guides/ikusei-shuro-vs-technical-intern/育成就労 replaces 技能実習 on April 1, 2027. A comparison of purpose, transfer conditions, Japanese requirements, the link to 特定技能1号 and transitional measures.Sun, 25 Oct 2026 00:00:00 GMTikusei-shurotokutei-ginoemploymenthttps://zainichi-watch.pages.dev/en/guides/marriage-procedures/https://zainichi-watch.pages.dev/en/guides/marriage-procedures/Procedures after marrying in Japan: 婚姻届 and the 婚姻要件具備証明書, the 世帯変更届 and 在留カード記載事項変更届出 within 14 days, dependent status in the spouse's health insurance and 国民年金 Category 3, whether a 在留資格 change is needed, and the 配偶者控除.Sun, 25 Oct 2026 00:00:00 GMTresidencehealth-insurancepensiontaxhttps://zainichi-watch.pages.dev/en/guides/naturalization-basics/https://zainichi-watch.pages.dev/en/guides/naturalization-basics/Based on 法務省's Nationality Q&A and the 国籍法: the six general conditions for 帰化, simplified naturalization, where to apply, documents and the process.Sun, 25 Oct 2026 00:00:00 GMTnaturalizationhttps://zainichi-watch.pages.dev/en/guides/online-application/https://zainichi-watch.pages.dev/en/guides/online-application/Based on the 出入国在留管理庁's official explanations: conditions for foreign nationals filing renewals, changes and more themselves through the 在留申請オンラインシステム, procedures not available online, preparation, attachment requirements and common misconceptions.Sun, 25 Oct 2026 00:00:00 GMTresidencemynumberhttps://zainichi-watch.pages.dev/en/guides/permanent-residency-checklist/https://zainichi-watch.pages.dev/en/guides/permanent-residency-checklist/Per the 出入国在留管理庁 guidelines and document list: resident and national tax certificates, pension and health insurance records, and on-time payment rules to check.Sun, 25 Oct 2026 00:00:00 GMTpermanent-residencytaxpensionhttps://zainichi-watch.pages.dev/en/guides/reentry-permit/https://zainichi-watch.pages.dev/en/guides/reentry-permit/Back within 1 year: use the みなし再入国許可. Longer: get a 再入国許可 in advance (up to 5 years). Conditions, fees, expiry risks abroad, notes for Permanent Residents.Sun, 25 Oct 2026 00:00:00 GMTresidencepermanent-residencyhttps://zainichi-watch.pages.dev/en/guides/residence-card-renewal/https://zainichi-watch.pages.dev/en/guides/residence-card-renewal/Card validity (永住者, 高度専門職2号, minors), renewal timing, 14-day address notice after moving, detail changes, reissue after loss, and the 特定在留カード from June 2026.Sun, 25 Oct 2026 00:00:00 GMTresidencemynumberhttps://zainichi-watch.pages.dev/en/guides/resident-tax-and-tax-return/https://zainichi-watch.pages.dev/en/guides/resident-tax-and-tax-return/Resident tax based on your Jan 1 address and prior-year income, collection methods, who files a tax return and when, deductions for relatives abroad, 納税管理人.Sun, 25 Oct 2026 00:00:00 GMTtaxhttps://zainichi-watch.pages.dev/en/guides/visa-renewal/https://zainichi-watch.pages.dev/en/guides/visa-renewal/When to file (from 3 months before expiry), documents by status, fees revised from October 2026, processing time, the 特例期間 and online applications.Sun, 25 Oct 2026 00:00:00 GMTresidence