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年号電卓+

年号電卓+

by SHINICHI KANEDA

0 ratings
5 reviews
🔧 Utilities
🌟 Lifestyle
Free

Details

  • Released
  • Updated
  • December 3, 2015
  • February 19, 2026

Features

Developer

SHINICHI KANEDA
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About

This calculator-style app allows you to easily convert between Japanese eras and Western years, and calculate ages. Input a year or age to see the corresponding era and Western year, accommodating birth month and day flexibility. You can also customize era keys for quick access.

✓Era to Western year conversion
✓Western year to era conversion
✓Age calculation
✓Flexible birth date handling
✓Customizable era keys
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What's New in 年号電卓+

1.5.4

February 19, 2026

最新のiOSに対応する様に更新しました

User reviews

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見たまんま

シンプルで使いやすいです
Juiz_Juiz_

年号…

明治以前の年号からの検索、西暦変換などできない。年号という名前がついてるのに残念。
あわわっwあわわっw

らく〜！

シンプルでらくらく。
面倒な年号換算がストレスフリーでできるので、ありがたいです。
東京原人東京原人

年単位なのに表示が1年足りない

今の年を取得して引き算するだけなのに答えが2つ出るのはおかしいでしょう、月日まで入力するんじゃないのだから。

1/1でも12/31でも同じ歳に表示されなきゃおかしい！

うるう年などの計算してないんじゃないか？

暦の計算の基本がおかしいよ！

前回投稿↓
最初は満年齢といわゆる数え年を表示しているのかと思いきや、1年足りない。月日まで参照しているのではないか？
年単位なら同じになるはずなのに、1年足りないのは計算が合わない。
be0001be0001

機能十分

ふつうの電卓と同じボタン配置なので
シンプルで使いやすい。
後翅後翅

FAQ

How does 年号電卓+ convert between eras and Western years?

年号電卓+ converts between Japanese eras and Western years by taking either as input and displaying the corresponding value. It accounts for the flexibility of birth month and day to provide accurate results.

Can 年号電卓+ calculate age?

Yes, 年号電卓+ can calculate age. By inputting an age, it will display the corresponding Japanese era and Western year, showing the full age.

How do I customize the era keys in 年号電卓+?

You can customize the era keys in 年号電卓+ by long-pressing an era key. This allows you to set your preferred era for quicker access.

Does 年号電卓+ require a specific device setting to function correctly?

Yes, 年号電卓+ utilizes the iPhone's time settings for its era conversion. Ensure your device's time settings are accurate for the app to function properly.

What is the age rating for 年号電卓+?

年号電卓+ has an age rating of 4+, making it suitable for a wide range of users.

On which devices is 年号電卓+ supported?

年号電卓+ is supported on iPhone and iPod devices.

How often is 年号電卓+ updated?

The latest version of 年号電卓+ is 1.5.4, and it was last updated on February 19, 2026. This indicates a history of updates, though the specific frequency is not detailed.

Does 年号電卓+ have ads?

No, 年号電卓+ does not contain advertisements.