HAPPY★LESSON

ja

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HAPPY★LESSON

Quality:

Happy Lesson - Japanese manga series. Article “HAPPY★LESSON” in Japanese Wikipedia has 32.7 points for quality (as of July 1, 2025). The article contains 12 references and 28 sections.

This article has the best quality in English Wikipedia. However, this article is the most popular in Japanese version.

Since the creation of article “HAPPY★LESSON”, its content was written by 59 registered users of Japanese Wikipedia and edited by 248 registered Wikipedia users in all languages.

The article is cited 288 times in Japanese Wikipedia and cited 591 times in all languages.

The highest Authors Interest rank from 2001:

  • Local (Japanese): #4212 in November 2019
  • Global: #37908 in May 2006

The highest popularity rank from 2008:

  • Local (Japanese): #15208 in April 2015
  • Global: #59243 in July 2008

There are 7 language versions for this article in the WikiRank database (of the considered 55 Wikipedia language editions).

The quality and popularity assessment was based on Wikipédia dumps from July 1, 2025 (including revision history and pageviews for previous years).

The table below shows the language versions of the article with the highest quality.

Languages with the highest quality

#LanguageQuality gradeQuality score
1English (en)
Happy Lesson
34.4411
2Japanese (ja)
HAPPY★LESSON
32.6698
3Chinese (zh)
歡樂課程
32.2755
4Catalan (ca)
Happy Lesson
19.3085
5Russian (ru)
Happy Lesson
16.2998
6Spanish (es)
Happy Lesson
13.0162
7German (de)
Happy Lesson
9.3044
More...

The following table shows the most popular language versions of the article.

Most popular in all the time

The most popular language versions of the article "HAPPY★LESSON" in all the time
#LanguagePopularity awardRelative popularity
1English (en)
Happy Lesson
593 139
2Japanese (ja)
HAPPY★LESSON
586 681
3Spanish (es)
Happy Lesson
127 949
4Chinese (zh)
歡樂課程
84 672
5Russian (ru)
Happy Lesson
22 227
6German (de)
Happy Lesson
17 499
7Catalan (ca)
Happy Lesson
1 964
More...

The following table shows the language versions of the article with the highest popularity in the last month.

Most popular in June 2025

The most popular language versions of the article "HAPPY★LESSON" in June 2025
#LanguagePopularity awardRelative popularity
1Japanese (ja)
HAPPY★LESSON
944
2English (en)
Happy Lesson
672
3Chinese (zh)
歡樂課程
200
4Spanish (es)
Happy Lesson
89
5Russian (ru)
Happy Lesson
29
6German (de)
Happy Lesson
8
7Catalan (ca)
Happy Lesson
7
More...

The following table shows the language versions of the article with the highest Authors’ Interest.

The highest AI

Language versions of the article "HAPPY★LESSON" with the highest Authors Interest (number of authors). Only registered Wikipedia users were taken into account.
#LanguageAI awardRelative AI
1English (en)
Happy Lesson
90
2Japanese (ja)
HAPPY★LESSON
59
3Chinese (zh)
歡樂課程
37
4German (de)
Happy Lesson
24
5Spanish (es)
Happy Lesson
19
6Catalan (ca)
Happy Lesson
13
7Russian (ru)
Happy Lesson
6
More...

The following table shows the language versions of the article with the highest Authors’ Interest in the last month.

The highest AI in June 2025

Language versions of the article "HAPPY★LESSON" with the highest AI in June 2025
#LanguageAI awardRelative AI
1English (en)
Happy Lesson
1
2Catalan (ca)
Happy Lesson
0
3German (de)
Happy Lesson
0
4Spanish (es)
Happy Lesson
0
5Japanese (ja)
HAPPY★LESSON
0
6Russian (ru)
Happy Lesson
0
7Chinese (zh)
歡樂課程
0
More...

The following table shows the language versions of the article with the highest number of citations.

The highest CI

Language versions of the article "HAPPY★LESSON" with the highest Citation Index (CI)
#LanguageCI awardRelative CI
1Japanese (ja)
HAPPY★LESSON
288
2English (en)
Happy Lesson
131
3Chinese (zh)
歡樂課程
124
4Spanish (es)
Happy Lesson
19
5German (de)
Happy Lesson
14
6Russian (ru)
Happy Lesson
10
7Catalan (ca)
Happy Lesson
5
More...

Scores

Estimated value for Wikipedia:
Japanese:
Global:
Popularity in June 2025:
Japanese:
Global:
Popularity in all years:
Japanese:
Global:
Authors in June 2025:
Japanese:
Global:
Registered authors in all years:
Japanese:
Global:
Citations:
Japanese:
Global:

Quality measures

Interwikis

#LanguageValue
caCatalan
Happy Lesson
deGerman
Happy Lesson
enEnglish
Happy Lesson
esSpanish
Happy Lesson
jaJapanese
HAPPY★LESSON
ruRussian
Happy Lesson
zhChinese
歡樂課程

Popularity rank trends

Best Rank Japanese:
#15208
04.2015
Global:
#59243
07.2008

AI rank trends

Best Rank Japanese:
#4212
11.2019
Global:
#37908
05.2006

Local AI rank history

Languages comparison

Important global interconnections (July 2024 – June 2025)

Wikipedia readers most often find their way to information on Happy Lesson from Wikipedia articles about List of Dreamcast games, 日本のテレビアニメ作品一覧 (2000年代 前半), Studio Hibari, List of harem (genre) anime and manga and KSS. Whereas reading the article about Happy Lesson people most often go to Wikipedia articles on Ruri Asano, Mutsumi Sasaki, Kimiko Koyama, Akiko Kimura and Kahoru Sasajima.

Cumulative results of quality and popularity of the Wikipedia article

List of Wikipedia articles in different languages (starting with the most popular):

News from 28 January 2026

On 28 January 2026 in multilingual Wikipedia, Internet users most often read articles on the following topics: 2025–26 UEFA Champions League, Nipah virus, Doomsday Clock, UEFA Champions League, Elena Rybakina, Donald Trump, 2026 European Men's Handball Championship, killing of Alex Pretti, Kristi Noem, deaths in 2026.

In Japanese Wikipedia the most popular articles on that day were: 羽月隆太郎, 塩屋浩三, 大石晃子, 唐橋ユミ, ディアトロフ峠事件, 岩城滉一, 塩屋翼, M!LK, 濱正悟, 森下千里.

About WikiRank

The WikiRank project is intended for automatic relative evaluation of the articles in the various language versions of Wikipedia. At the moment the service allows to compare over 44 million Wikipedia articles in 55 languages. Quality scores of articles are based on Wikipedia dumps from July, 2025. When calculating current popularity and AI of articles data from June 2025 was taken into account. For historical values of popularity and AI WikiRank used data from 2001 to 2025... More information