The mobile service dead zone in tunnels between Shin-Yatsushiro and Shin-Minamata will be swept out.
The antenna installation work in tunnels of Kyushu Shinkansen for the verbal and data communication over mobile phones are progressing. From July 16, mobile communications through NTT DoCoMo, KDDI (au) and Softbank (including Y! mobile), and MVNO over these networks will be available in a part of tunnels between Shin-Yatsushiro and Shin-Minamata.
They also said the same work for a part of tunnels to Kagoshima-Chuo are undergoing.