Honk-Honk Hero achievement in Yakuza: Like a Dragon

There are 5 Honk-Honk locations in total. 3 in Ijincho, 1 in Sotebori and Kamurocho respectively. You can use the honk-honk individuals any number of times (just not consecutively). They will not always be there as the locations are set but their appearance is random. They will roll when you take a taxi or go into a shop.

Ijincho

1. The first in Ijincho (given you go this way) is in the alley just south of Survive.
Price: 10k Yen
Effect: +10 Passion

2. The second in Ijincho is on Hyakkei St. and N. Isezaki Road at the end of the pathway of restaurants, north of Wette Kitchen. This one is found in the subway entrance to the right side
Price:50K Yen
Effect: +10 Charisma, Passion, Kindness

3. The third in Ijincho is near the elections office behind Sunlight Castle, you can also get the gold safes in this area if you have gold safe keys. You will also need to finish CH 11 so you can get the keycard to go past the gates.
Price: 100k Yen
Effect: +10 All Stats

Sotenbori

1. There is only one Honk-Honk location in Sotenbori. It is in the large alleyway/lot near the Shofukucho taxi location.
Price: 50K Yen
Effect: +10 Confidence, Charisma, Passion

Kamurocho

1. There is also only one location in Kamurocho. It is in the "U" shaped alleyway catty-corner from the Akaushimaru in the Hotel District. Closest Taxi is W Shichifuku St.
Price: 30K Yen
Effect: +10 Style, Intellect, Charisma

Hope this helps!