According to Japanese scientists, Japan might be in for another big one.

Dr. Masaaki Kimura, a seismologist who reportedly predicted the 2011 Tohoku Earthquake, recently appeared on Japanese TV to share his theory about the next major earthquake to strike Japan. Based on his estimates, the quake will occur by 2017 and will be of similar magnitude to 2011′s. Similarly, astronomer Yoshio Kushida continues to insist that a big quake is not too far away. Keep reading to find out more about their respective theories and which specific areas of Japan they’ve got on the radar.