'Minasan' is the formal way to say "everyone". The casual way to say "everyone" would be just 'Mina'.
"Minasan, konnichiwa" is how you can say it.
みなさん、ようこそ (minasan youkoso) is the Japanese equivalent of 'welcome everyone'.
Minna. To politely address everyone, it becomes "Mina-san."
府県 /fu ken/ mean prefecture in Japanese.
it means sasaki in Japanese
"Minasan, konnichiwa" is how you can say it.
Minasan, konnichiwa.
みなさん、ようこそ (minasan youkoso) is the Japanese equivalent of 'welcome everyone'.
Minna. To politely address everyone, it becomes "Mina-san."
Everyone
'Tomodachi to kazoku no minasan e, ogenki de yatteimasu to omoimasu.'
'I wish you all success' in Japanese isã¿ãªã•ã‚“ã«ã”æˆåŠŸã‚’ç¥ˆã‚Šã¾ã™ (minasan ni goseikou o inorimasu).
'Minna/minasan e.'
You may something along the lines of: "Minasan, konnichiwa. Watashi ha joi andaason to moushimasu. Kyou no purezen no teema ha shodou to nihongo de gozaimasu. Sore de ha, hajimetai to omoimasu."
'皆さん, どうもありがとう' => 'Minasan, doumo arigatou' or 'あなたたち, どうもありがとう' => 'Anatatachi, doumo arigatou' Anatatachi literally means 'you (plural)' but 'minasan' is more commonly used, and means 'all, everybody, you all etc'.
Deniva does not mean anything in Japanese.
"Olga" is not a Japanese word or name, so it doesn't mean anything at all in Japanese. Did you mean, "What is the name "Olga" translated to in Japanese?"