Documentation

A guide to the differences, recommended uses, and combined use of the niyase app (desktop / mobile) and niyase Cloud.

Answers to the most common questions about pricing, data, accounts, and supported platforms.

Steps to diagnose common problems such as the app not starting, sync not working, or being unable to log in.

Definitions of niyase's own terms (space, talent list, core features, etc.) and related links.

An overview of the roles and relationships of niyase's core features (business, HR, labor, accounting, tax, assets, sales, legal, shares).

How to enter journal entries, the draft / posted / voided lifecycle, search, the general ledger, and CSV export — an operations manual for books that comply with Japan's Electronic Books Preservation Act.

How to clock in and check your own payslips, approve attendance, run payroll, file social insurance reports, and complete the year-end adjustment — including which screens everyone can use and which are limited to approvers and HR.

How to check your own information and reviews on My Page, track job postings and candidates through the hiring stages, and run an evaluation cycle from setup through finalization and disclosure.

Registering sales orders, recording shipments, working through assignments, and creating and issuing delivery notes and completion reports — plus where sales ends and accounting takes over.

How to use the six asset menus — low-value assets, fixed assets, intangible assets, leases, inventory, and depreciable asset tax — from registering a ledger entry to posting depreciation and handling closed fiscal years.

How to use the three tax menus of a work space (Corporate Tax / Consumption Tax / Withholding & statutory reports) — creating filings, interim payments, monthly withholding payments, the statutory report summary, and the e-filing history.

Taking a contract from internal review through execution and storage, keeping physical seals and revenue stamps under control, versioning minutes and company policies, and tracking statutory retention periods — the six Legal menus of a work space.

How to use the business profile, business plan, articles / registration, business portfolio, and shareholder register — including how the business type and fiscal year-end settings change the behavior of accounting, closing, tax, and assets.

How to submit receipts for money you paid out of pocket, and how accounting accepts them and turns them into journal entries — returns, resubmission, withdrawal, and what AI receipt reading requires.

How to use the four menus — Purchase orders, Cost management, Production management, and Plan vs. actual. From registering items and routings through production planning, requirements calculation, production orders and actuals, to closing actual cost, the cost of manufacturing report, and reviewing cost variance.

An introductory page that gets you up to speed on niyase's overview, how to get started, and how to read the screen on first launch in five minutes.

A navigation guide to the rail sidebar, pinning, and switching spaces (cloud / desktop), and the shelf, bottom bar, and unified palette (mobile).

What a niyase account is, plus how to manage your profile, belong to multiple spaces, issue API tokens, and close your account.

How to create an account, log in, and log out, and how this relates to cloud sync in local-first mode.

How plugins work, their four classification axes (developer, availability, deployment, operation pattern), how to install them from the marketplace, and their relationship to core features.

The differences between FREE / PRO / PREMIUM / ENTERPRISE, the per-space billing model, payment methods, and the plan-change flow.

An overview of niyase's security design, including encryption, access control, audit logs, and tenant isolation.

How cloud sync works under a local-first model, how to turn it ON/OFF, how edge cases resolve themselves automatically, and the behavior when conflicts occur.

How to import Yayoi accounting data and bank statements into niyase, and how to take your data out (export).

How to export / import the local DB, the per-space opt-in daily automatic backup, and how to decide when a backup is needed.

How to create, switch, and configure spaces (the unit of data management), and the difference between business spaces and personal spaces.

How to invite members to a business space for collaboration, the permissions of each role (OWNER / ADMIN / MEMBER), removing members, and transferring OWNER (ownership transfer).

How to find the notification bell, the difference between space-wide and personal notifications, why notifications always show in your own language, and how to change notification settings.

How niyase satisfies each category of Japan's Electronic Books Preservation Act — the method used to ensure authenticity, hardware requirements, retention periods, and the internal rules you must keep on file. Per-category procedures live on the following pages.

Entering journal entries, posting and voiding them, reviewing delayed entries, searching, displaying and printing books, and exporting all journal entries as CSV — the procedures for Art. 4(1) and reliable electronic books under Art. 8(4).

Storing invoices and receipts received electronically, searching them by transaction date, amount, and counterparty, keeping a correction and deletion history, and responding to a data download request with an index CSV and a zip of originals.

Capturing paper receipts and invoices with a camera or scanner and storing them — recommended capture specifications, the automatic check on intake, replacing a file with a new version, pulling out deleted documents, and linking to the books.

Keeping copies of the invoices, quotations, and delivery notes you create and issue, in electronic form — how issuing stores the copy, and how to search and export it by date.

How to use the Personal Info (important documents), Family, Health Records, Properties, Repairs, and Civic menus of a personal space — the tabs, the fields, and what each screen can and cannot do.

How to use the household budget, assets, reports, tax return, and contracts menus of a personal space — including which space to file your tax return in.