I agree with your idea or opinion
あなたの意見に賛成です (anata no iken ni sansei desu)
"I’m with you on that plan — it’s a good one."
"その計画に賛成です——いい計画ですね。" (sono keikaku ni sansei desu ii keikaku desu ne)
to state the rules or conditions of an agreement
having the responsibility or burden of something
to think or behave in a unique or unconventional way
free from worries or problems
to start over or make a fresh beginning
to stay updated or adapt to modern trends