What lead to Japan and Germany becoming allies in WW2?

Why and how did this alliance form? Germany & Italy were Facist in government and were preaching white supremancy. Japan held a feudal monarchy with a militaristic ruling class. Japan, it would seem, wouldn't fit with Hitler's view on race. What did either side gain by being allies?

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia��).