
1) Estonian boy name
Found on
https://www.crosswordclues.com/clue/kaido
[given name] Kaido is an Estonian given name, a masculine form of Kaidi – a variant of Katariina (`Katherine (given name)`). People named Kaido include: ...
Found on
http://en.wikipedia.org/wiki/Kaido_(given_name)

Kaidō, however, do not include San`yōdō, San`indō, Nankaidō and Saikaidō, which were part of the even more ancient system of Yamato government called Gokishichidō. These names were used for administrative units, and the roads within these units. Many highways and railway lines in modern Japan follow the ancient routes and carry the same n.....
Found on
http://en.wikipedia.org/wiki/Kaidō
No exact match found.