瀬戸弘司 / Koji Seto Timeline

2010

Channel Launch

瀬戸弘司 / Koji Seto started the YouTube journey

Apr 10, 2010

Journey begins

Channel foundation

1K Milestone

Subscriber community reached 1K members

Apr 13, 2010

1K subscribers

Major milestone

Estimated date — Based on linear growth calculation. Not actual historical data.

10K Milestone

Subscriber community reached 10K members

May 14, 2010

10K subscribers

Major milestone

Estimated date — Based on linear growth calculation. Not actual historical data.

50K Milestone

Subscriber community reached 50K members

Sep 30, 2010

50K subscribers

Major milestone

Estimated date — Based on linear growth calculation. Not actual historical data.

2011

100K Milestone

Subscriber community reached 100K members

Mar 23, 2011

100K subscribers

Major milestone

Estimated date — Based on linear growth calculation. Not actual historical data.

2015

500K Milestone

Subscriber community reached 500K members

Jan 12, 2015

500K subscribers

Major milestone

Estimated date — Based on linear growth calculation. Not actual historical data.

2019

1M Milestone

Subscriber community reached 1M members

Oct 16, 2019

1M subscribers

Major milestone

Estimated date — Based on linear growth calculation. Not actual historical data.

2025

瀬戸弘司 / Koji Seto

瀬戸弘司 / Koji Seto

Channel Evolution

Channel Launch

1K Milestone

10K Milestone

50K Milestone

100K Milestone

500K Milestone

1M Milestone

Popular Video

Popular Video

Popular Video