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マフィア先生のエンジニア塾

Japan@codemafia0000  •  Joined October 25, 2019

Live
Sub 18.7K  |  View 1.47M  |  Video 336
#1,087,429
#25,866Japan
#1,520,603
#34,996Japan

At a glance

Subscribers

Last 29 days

18.7K

— No change

Views

Last 29 days

1.47M

+7.30K (+0.5%)

Videos

Last 29 days

336

— No change

Charts

Subscribers, views & videos over time

Tap on chart to see values
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Subscribers gained (weekly) · 6 mo

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Views gained (weekly) · 6 mo

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Subs milestone changes (up to 30)

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Views milestone changes (up to 30)

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Engagement

Avg. views per video

4.4K

Total views ÷ total videos

Views per subscriber

79×

Total views ÷ subscribers

Subs per video

56

Subscribers ÷ total videos

Revenue estimate

Details →

Total (all-time): $1.03K – $2.95K

Daily avg.: $0 – $1

Weekly avg.: $1 – $4

Last 29 days: $5 – $15

Based on estimated $0.7–$2 CPM.

Analytics tables

Analytics Table:マフィア先生のエンジニア塾

Date
subscribers
views
videos
Jun 1, 2026
Jun 1
Mon
18.7K
--
1.47M
+1.01K
336
--
May 25, 2026
May 25
Mon
18.7K
--
1.47M
+1.66K
336
--
May 18, 2026
May 18
Mon
18.7K
--
1.47M
+1.80K
336
--
May 11, 2026
May 11
Mon
18.7K
--
1.47M
+1.93K
336
--
May 4, 2026
May 4
Mon
18.7K
-100
1.47M
+1.86K
336
--
Apr 27, 2026
Apr 27
Mon
18.8K
--
1.47M
+1.82K
336
--
Apr 20, 2026
Apr 20
Mon
18.8K
--
1.46M
+2.12K
336
--
Apr 13, 2026
Apr 13
Mon
18.8K
--
1.46M
+2.08K
336
--
Apr 6, 2026
Apr 6
Mon
18.8K
--
1.46M
+2.19K
336
--
Mar 30, 2026
Mar 30
Mon
18.8K
--
1.46M
--
336
--

Subscribers gained (weekly)

WeekSubscribers gainedChange vs prev
Dec 1, 2025
0
--
Dec 8, 2025
0
--
Dec 15, 2025
0
--
Dec 22, 2025
0
--
Dec 29, 2025
0
--
Jan 1, 2026
0
--
Jan 5, 2026
0
--
Jan 12, 2026
0
--
Jan 19, 2026
0
--
Jan 26, 2026
0
--
Feb 2, 2026
0
--
Feb 9, 2026
-101
-100
Feb 16, 2026
0
+100
Feb 23, 2026
0
--
Mar 2, 2026
0
--
Mar 9, 2026
0
--

Views gained (weekly)

WeekViews gainedChange vs prev
Dec 1, 2025
2.82K
+2.82K
Dec 8, 2025
2.53K
-290
Dec 15, 2025
2.46K
-77
Dec 22, 2025
2.44K
-18
Dec 29, 2025
1.05K
-1.39K
Jan 1, 2026
1.28K
+230
Jan 5, 2026
2.49K
+1.21K
Jan 12, 2026
2.52K
+30
Jan 19, 2026
2.4K
-124
Jan 26, 2026
2.33K
-68
Feb 2, 2026
2.30K
-24
Feb 9, 2026
2.82K
+517
Feb 16, 2026
2.10K
-716
Feb 23, 2026
2.57K
+464
Mar 2, 2026
2.32K
-246
Mar 9, 2026
2.15K
-168

About

▪️自己紹介 10年以上Web開発に携わっています。人々が驚くようなプロダクトを作ることが大好きです。最近はLeapIn株式会社の代表として、システム開発の受注や新規プロダクトの開発に邁進しています。お問い合わせはXのDMまで。 ▪️以下、宣伝です。 - TypeScriptを体系的に最短で学びたい方はこちら。 現場で使える TypeScript 詳解実践ガイド（マイナビ出版） https://www.amazon.co.jp/dp/4839984271 - JavaScriptの挙動を根底から理解したい方はこちら。 独習JavaScript新刊（翔泳社出版） https://www.amazon.co.jp/dp/479816…

Handle
@codemafia0000
Joined
October 25, 2019

Growth Rankings

JapanJapan · Science And Technology

Subs gained

#952

Views gained

#842

Categories

EducationHow To And StylePeople And BlogsScience And Technology

More features coming

We're working on new analytics and tools. Stay tuned.