Takes place after a year after Infinite Wealth (Kadem still exists in this timeline, so let's go over some things

Yakuza 0:

Kadem when he was in the Yakuza.

Age: 6

Yakuza kiwami:

Kadem 9 years after the events of Yakuza 0.

Age: 15

Yakuza kiwami 2:

A month after Yakuza Kiwami, the events of Yakuza Kiwami still haunts Kadem, still traumatized.

Age: 15

Yakuza 3:

A month after Yakuza kiwami 2, Kadem and Haruka move to Okinawa, enjoying their peace before the Yakuza life hits Kadem again.

Age: 15

Yakuza 4:

Another month passed, from all 3 events, Kadem is still traumatized from Yakuza Kiwami, but keeps living for Haruka.

Age: 15

Yakuza 5:

A month passed again, Haruka becomes a Idol singer, and does concerts only in hours, Kadem does what he can just to protect her, with some friends as well.

Age: 15

Yakuza 6:

The final month passed, Kadem was ready, his past no longer haunts him, faking his death after defeating Iwano, getting rid of the burdens that carry the sunflower Orphanage, leaving his grandson, his adoptive daughter, and all the children in the Orphanage behind, to protect them.

Yakuza Like a Dragon/Gaiden:

9 weeks past, ichiban kasuga was released from prison, seeing the Modern world for the first time. Kadem was barely seen.

Gaiden:

Kadem on his own journey, defeats some Yakuza, and ends the Yakuza for good, making the ex-Yakuza angry.

Infinite wealth:

The month where everything changes, Kadem's identity was leaked, as everyone now knew Kadem was alive, the former Dragon of Dojima, and the contract Kadem signed just to protect his family, in the Daidoji, they gave Kadem one last gift, his old life back, knowing it was useless to keep him hidden know. Kadem has cancer, and is currently being treated.

Pirate Yakuza in hawaii:

Majima loses his memories

((SPOILERS))

trying to find the elixir of eternal life.

But...there is 2 endings in this timeline.

Pacifist route:

You can still fight enemies, and get money and Pirate Points, and get the normal ending in PYIH.

Genocide Route:

Kill your enemies, by making sure they're dead, by killing them after the fight, but be warned

ONCE YOU DO IT, YOU CAN'T REVERT IT.

The choice is yours.

Also yes, this is a genshin bot