Ohnuki-san Lite

Ohnuki-san Lite

Check your PC's "current status" instantly. A simple, lightweight utility for everyone.

Download Latest (GitHub)

*Free for both individual and commercial use.

Product Description

"The information you need, when you need it, at maximum speed."

Ohnuki-san Lite is a free software specialized in displaying essential information for daily PC management, maintaining the same ease of use as the "Plus" edition.

No Installation Required

Runs from a single executable without touching the registry. It’s fully portable—just carry it on a USB drive.

Intuitive UI

No complex setup required. View all specs and serial numbers on a single screen the moment you launch it.

Key Information Displayed

CPU / Memory
OS Version
BIOS Serial Number
IP / MAC Address
Storage Config
Model / Manufacturer

If you need more detailed reporting or asset management, please consider Ohnuki-san Plus.

Lite vs. Plus Feature Comparison

Category / Feature Lite (Free) Plus (Pro)
Basic Diagnostics
Core System Specifications
(CPU, RAM, OS Build, etc.)
Software Inventory
(List of installed applications)
Windows Update History
HTML Report Generation
Network & Infrastructure
Basic IP Configuration
(IP Address, DNS, etc.)
Corporate Proxy Discovery
Routing Table Analysis
(Static Route extraction)
Active Directory Topology
Advanced Analysis & Server Management
Windows Services Inventory
(Running services & status)
PnP Device Inventory
(Full hardware peripherals list)
Server Roles & Features
(For Windows Server environments)
Licensing & Pricing
Business & Corporate Use
(Including domain environments)
Allowed Recommended
License Activation Not required Required
Price Free From 500 JPY/month

Screenshots

Report Result

Browser-Based Report

A detailed report automatically opens in your default web browser.

How to Use

01

Extract & Launch

Unzip the files and run the executable.

02

Auto-Scan

Gathers all deep PC system info instantly upon startup.

03

View Report

A report is auto-generated and opens in your browser.

No complex steps. A seamless experience from execution to report viewing.

Changelog

  • v26.7.11.0 2026.07.11
    Improved Wi-Fi retrieval stability
  • v26.7.4.0 2026.07.04
    Data retrieval error details are now recorded in the report.
  • v26.6.21.0 2026.06.21
    Lifted usage restrictions for domain environments.
    Added Markdown export functionality.
    Migrated Wi-Fi information collection to the native API for improved robustness.
    Fixed minor bugs and improved overall stability.
  • v26.4.25.0 2026.04.25
    Added Windows Defender status retrieval. Minor bug fixes.
  • v26.4.23.0 2026.04.23
    Implemented offline mode detection.
    Added Entra ID (Domain) join status check.
  • v26.4.21.0 2026.04.21
    Initial release of Ohnuki-san Lite.

Download

Lite Edition

FREE

Get on GitHub

No registration required

No advertisements

Free for commercial and personal use

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Requirements

OSWindows 10 / 11
Arch64-bit (x64)
RuntimeNot Required (Standalone)