now that, since, so long as, because
Verb informal +
Used with an informal verb to express the meaning of 'now that', 'once someone does or has done something', or 'so long as'. It indicates that because a certain situation is established, a natural consequence, duty, or strong determination follows.
Verb dictionary form +
Used with the present or future tense of a verb to express 'so long as someone does something' or 'since someone is going to do something'.
参加する
Since I am participating, I want to win.
Verb past form (た form) +
Used with the past tense of a verb to express 'once someone has done something' or 'now that someone has done something'.
約束した
Now that you have promised, you should keep it.
The clause following this grammar point usually contains an expression of the speaker's determination, advice, obligation, command, or a strong judgment.
Phrase + と言う
Used with a quoted phrase or word followed by 'と言う' (to say or to call). It translates to 'as long as one calls it ~' or 'now that someone has said ~'.
Noun + と言う
Used when referring to a specific title, concept, or name, meaning 'as long as someone or something is called [Noun]'.
専門家と言う
As long as they call themselves an expert, they should be knowledgeable.
Verb informal + と言う
Used when quoting a specific action or statement someone made, meaning 'now that someone has said they do or did something'.
知っていると言う
Since you say you know it, please tell me.
This structure emphasizes that claiming a certain title or making a specific statement carries a certain level of responsibility, expectation, or natural consequence.