のようなYouTubeチャンネル เคมีครูพี่เบิร์ด


124,000 3.63%

21,100 4.29%

44,700 2.36%

5,380 3.21%




43,400 1.75%

223,000 1.14%

39,500 4.41%

20,400 3.54%

28,800 0.53%


20,800 1.85%

16,700 2.23%

67,500 4.14%



133,000 2.94%


79,700 3.21%


112,000 1.88%

753,000 2.82%

355,000 3.21%