English Information

I am a Japanese sole proprietorship and instructor to teach mainly how to facilitate solving issue of frontline of companies, also, a researcher discussing the theory of time dilation described in the paper  “On the ElectroDynamics Moving Bodies” (A.Einstein, in 1905).  Believe me, there are many defects in it, some can be understood even by school children.

■ “Mathematical and Logical Issues in the development of Einstein’s time”  a book on demand, in Amazon, e.t.c.

Author : Masahiko Makanae

Videos, in YouTube


My paper was featured on  The Clues Chronicle Issue 22 “Examines: Albert Einstein”. I appreciate that very much.


Address:  Postal Number 134-0088
2-19-13-407, Nishikasai, Edogawa-ku, Tokyo, Japan

Phone:   +81-50-3696-5821
not available to answer the phone during lectures, sorry

Since there are many cases where the answering machine is on, please send an e-mail especially for the first contact.

e-Mail :  masahiko_makanae.tokyo

To avoid spam mails, @ is described as underbar _ .  Please replace the underbar to @ when you use this e-mail address.