Ryota is very competitive and struggles that his son is not and he creates hard feelings with his wife when he learns Keita is not his son and blurts out that that explains ii to his wife.

the father, Ryota, is a hard working executive who spends very little time with his family and the job of raising their son is left to his stay-at-home wife Midori.

A young couple with a six year old son are advised that there was a mix-up at the hospital and their son Keita is not their biological child.

The synopsis below may give away important plot points. Ryota is forced to make a life-changing decision, to choose between 'nature' and 'nurture.' Seeing Midori's devotion to Keita even after learning his origin, and communicating with the rough yet caring family that has raised his natural son for the last six years, Ryota also starts to question himself: has he really been a 'father' all these years. Their 6-year-old son, Keita, is not 'their' son - the hospital gave them the wrong baby. Then one day, he and his wife, Midori, get an unexpected phone call from the hospital. Ryota has earned everything he has by his hard work, and believes nothing can stop him from pursuing his perfect life as a winner. Would you choose your natural son, or the son you believed was yours after spending 6 years together? Kore-eda Hirokazu, the globally acclaimed director of 'Nobody Knows', 'Still Walking' and 'I Wish', returns to the big screen with another family - a family thrown into torment after a phone call from the hospital where the son was born. When he learns that his biological son was switched with another boy after birth, he faces the difficult decision to choose his true son or the boy he and his wife have raised as their own.

Ryota is a successful workaholic businessman.

Japanese movie like father like son