Yakuza: In Japan, you get paid for DLC like a dragon.
Additional Challenge Expansion Pack Already announced For Yakuza: Like a dragon It contains New Game Plus and higher difficulty modes, limited to the second game only.
According to the announcement (thanks Gematsu), more information will be provided later. We assume this means price, release date and other details.
Whether the content will also receive DLC payments in the game's Western release remains to be seen.
The game was released on PS4 in Japan on January 12 and will be available in other regions later this year.