N1formal
~こととなる (koto to naru) - It has been decided that
[Verb plain form] + こととなる/こととなった
Respuesta rápida
[Verb plain form] + こととなる/こととなった means "It has been decided/arranged that; It came about that". This N1 pattern appears often in everyday conversation. Examples and practice exercises are listed below.
Significado
It has been decided/arranged that; It came about that
Explicación
A formal expression indicating that something has been decided or came to happen, often used in business/official contexts.
Ejemplos
来月、海外支社に赴任することとなりました。
らいげつ、かいがいししゃにふにんすることとなりました。
Se ha decidido que seré destinado a la sucursal extranjera el próximo mes.
Practice this grammar
[Verb plain form] + こととなる/こととなった
Which sentence correctly uses "~こととなる (koto to naru) - It has been decided that"?
Vocabulario de estos ejemplos
Actualizado el 17 jun 2026