Living in Canada, a family of four is taking on the challenge! KahoSei Channel ・A family YouTuber living in Canada. A family of four: Dad, Mom, and the twins Kaho & Sei. Their project videos, including "24-hour channel," are popular, garnering immense support from children to adults across generations. The YouTube channel has over 1.4 million subscribers (as of March 2024). Price: 1540 yen