The total number of tourists visited Japan in January 2015 were 1,218,400 person which was the highest number in January.
The highest travelers were from Korea 358,100 person (increased 40.1%) followed by China 226,300 person (increased 45.4%), Taiwan 217,000 person (increased 10.2%), Hong Kong 87,700 person (increased 38.1%), The entire USA 62,100 person (increased 3.9%), Australia 48,600 person (increased 30.1%), Thailand 44,800 person (increased 64.9%), etc.
Source: JNTO