How do you say "Once upon a time" (Il était une fois) in Japanese ? How do you say "Once upon a time" (Il était une fois) in Japanese ?

How do you say "Blooming" (Eclosion) in Japanese ? How do you say "Blooming" in Japanese (and how do you write it)? I know that "Sakidasu" is "to bloom".

What is the difference between ao (あお) and aoi (あおい) ? Or between akai and aka ? Can you explain me what is the difference between ao (あお) and aoi (あおい) ? Between shiro and shiroi ? ...

First notebook entry: Introducing myself Ohayo !! I want to learn japanese... I learn hiragana so I can't write in japanese for the moment but I hope I'll learn quickly :) Thank you for your help !! I'll do my best for this !! Sayonara :3