Bon chance
To wish a good departure or say goodbye in French you would say au revoir.
une fortune
When people say "Godspeed," they are wishing someone a safe and prosperous journey or undertaking. It is an expression of good wishes for success and protection, often used when someone is embarking on a new adventure or endeavor.
"fortune cookies" is "biscuits de fortune" in french.
Je vous souhaite une bonne santé.
To literally wish someone good 'luck/fortune' in Japanese you can say 幸運を祈る /kou un wo i no ru/ [lit: I pray you fortune]. But in Japanese 'ganbare' [lit: Do your best!] is more common to be used.
The translation for 'I had a blast' from English to French is:J'ai eu une explosionHowever, if you wish to say 'I had a good time' you would say the following:J'ai passé un bon moment
diseuse de bonne aventure - im french ....
Je leurs souhaite une bonne partie de football
souhait il était
j'aimerais être là
"I wish you good health" is "(je vous souhaite une) bonne santé" or "portez-vous bien" in French. There are probably several more expressions with the same meaning.