RoSenKa lite

By: ybb App

Easily calculate land valuation using the official land price method. Automatically determines depth and irregular shape adjustments based on the land's shape. Useful for estimating inheritance and gift taxes. Supervised by a certified tax accountant.

Overview

Google Play Store

Downloads

Data as of 2026-09-13

Version:

—

Last updated: 2026-07-19

Ranking

#3,170,981 ▼ 2,334

Overall

Features & Capabilities

■ Land Valuation App Using the Roadside Land Price Method

This app allows you to easily calculate land valuations for inheritance and gift tax purposes using the roadside land price method.

Supervised by a tax accounting firm, it incorporates calculation logic that conforms to the National Tax Agency's valuation standards.

■ Main Features

* Supports checking land price maps via address search
* Creates on-screen diagrams of land shapes
* Automatic application of depth price adjustment rate
* Automatic calculation of irregular land shape adjustment (shade area ratio)
* Automatic determination of narrow frontage and long depth adjustments
* Clear display of valuation amount

■ Recommended for:

* Those who want to know the approximate valuation amount of their land
* Those considering lifetime gifts and wanting to know the estimated tax amount
* Those who want to understand their assets as the first step in inheritance planning
* Those who want to get a rough estimate before consulting a tax accountant

■ What you can do with the lite version

* Calculation of valuation amount: Up to 3 times per month
* Valuation of land with one frontage road
* Basic adjustments such as depth price adjustment, irregular land shape adjustment, and narrow frontage adjustment

■ Limitations of the lite version (unlocked in the Pro version)

The following features are available in the Pro version (paid app, coming soon).

* Unlimited calculations
* Valuation based on two frontal roads (weighted average of two sections)
* Addition of influence from side roads and two-sided roads
* PDF output of valuation statement (compliant with National Tax Agency format)

■ Notes on Use

* The calculation results of this application are approximate. They do not guarantee the actual land valuation amount for inheritance tax and gift tax declarations.

* For formal valuation and declaration, please consult a tax professional.

* Land values are published annually in July by the National Tax Agency. Please check the latest land values before entering your data.

■ Supervision

Yasushi Banno Certified Public Accountant Office (Nishi-ku, Nagoya City)
A tax accounting office specializing in inheritance tax declarations, land valuation, and business succession.

https://banno-tax.com