By train from Tokyo

70 ~ 90 minutes from Shinagawa station, Tokyo station, Ueno station via Joban Line (Hitachi or Tokiwa express train).
Get off at Katsuta station, 5 minutes by taxi.

By car from Narita airport

From Shin Kuko IC to Itako IC via Higashi Kanto express way, then go to Mito direction via route 51.
Shin Kuko IC --- via Higashi Kanto express way(30 min.)--- Itako IC ---via route 51(70 min.)--- Takagi Mfg. Co., Ltd.