Gengou
Gengou is made and published by Masayuki Akamatsu. AppBrain is an independent app data site and isn't affiliated with Masayuki Akamatsu. The app name, icon, screenshots and description belong to Masayuki Akamatsu and are shown as published on the App Store.
AppBrain's verdict
Established- Rating on App Store
- 3.75
- 4 ratings
- Last updated
- October 21, 2026
- Size
- 3.07 MB
It doesn't have enough ratings yet to judge what users think. Its best ranking is #89 in Top Paid, Productivity in Japan.
User feedback
Ratings and reviews on the App StoreComments on Gengou for iOS
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Store listing
By Masayuki Akamatsu, from the App StoreDescription by Masayuki Akamatsu Written by the developer, not by AppBrain. Click to read.
- Era and Year Search
- Period picker
- Era picker
- Christian era year picker
- Japanese era year picker
- Show this year button
- Texts can be shown in Japanese or English independently of the default language setting.
- Application badge can show this year number in the Japanese era or the Christian era.
The Japanese era system identifies a year by the combination of the era name (Gengou or Nengou) and the year number within the era. For example, A.D. 2001 is Heisei 13. Please note that two Gengou schemes were used in Parallel from 1331 to 1392 during Nanboku-chō period.
This application would be very useful if you are working with the governments, municipal offices and/or certain companies in Japan.
Safety and technology
Found in the app by AppBrain- Price
- $0.99
- App size
- 3.07 MB
- Content rating
- Everyone
Technologies used by Gengou
Releases
Updates seen on the App Store- Version
- 3.1.0
- Launched
- February 2019
No changelog data
Alternatives
Similar apps and more from Masayuki AkamatsuAlternatives to Gengou
More from Masayuki Akamatsu
Rankings
App Store top charts- Highest rank
- #89
- Chart
- Top Paid
- Productivity
- Country
- Japan
App Store Rankings for Gengou
Top rankings
| Rank | Country | Category | List |
|---|---|---|---|
| 89 | Japan | Productivity | Top Paid |
Ranking history in Japan
About the app and developer
About Gengou
Gengou is a productivity app developed by Masayuki Akamatsu.
User Ratings
Gengou is rated 3.75 out of 5 stars. The rating is based on 4 ratings.
App Information
Gengou costs $0.99. The app size is 3.07 MB. The latest version available is 3.1.0. The last update was on October 21, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since February 2019.
Developer information for Masayuki Akamatsu
Address:
Frequently asked questions about Gengou
Is Gengou free?
No. Gengou costs $0.99 on the App Store.
Is Gengou still available?
Yes. Gengou is on the App Store, and the last update we saw was on October 21, 2026.
How large is Gengou?
Gengou is 3.07 MB.
Is Gengou suitable for children?
App Store rates the content of Gengou as suitable for everyone.
How do people rate Gengou?
Gengou scores 3.75 out of 5 stars, from 4 ratings on the App Store.
Who made Gengou?
Gengou was developed by Masayuki Akamatsu. It is listed in the productivity category on the App Store.
What are the best alternatives to Gengou?
People looking at Gengou also look at these productivity apps: ミッタメール連絡網, ASUS ExpertWiFi, Desk Clock - Analog Clock Face, Strides: Habit Tracker + Goals, Zotero.