All tapes in order of when you can get them, these are missable but you can speedrun the game to get back to these spots in not too long of time.
Ayaโs Memory: on the arcade machine when Kaito leaves after the intro ride.
Party Hunter: in a random trash can on May 1st at Oasis Villas, just search them all til you find it.
Shamisen Chikara: Presidential Park on May 1st towards the back of the map in the bottom behind a no trespassing gate connected to a shed, open the walkman on the box and you can take it.
1986 Troubles: After Kaito reveals his secret to Zoe and she storms off, before you (now playing as Kaito) open and go through the door look to your right. On that table there is the tape.
Land Locked Heart: Oasis Villas on May 4th in a random trash can.
Happy Endings: Oasis Villas on May 4th in a random trash can.
The Offspring: Oasis Villas on May 4th in a random trash can.
Sonyaโs Limo: Go back to Oasis Villas once again on May 4th after completing the ride โFriendzoneโ and go across from Zoes house and to the right of Tyraks house, there will be a house with a shed to the right of it and you type in the code โ8696โ and you can get in and see a tape on the table.
Ten More Years Of Tyrak: After completing the โAttack On Tyrakโ ride, go back to the Presidential Park on May 4th and there will be a guy putting equipment away right in front of you, he has the tape in his stuff.
The Other Side: In Tyrak Square on May 4th, when Kaito wakes up go to the bedroom and look on the floor, it should be right by a knocked over chair.
Petrian National Anthem: When Steve leaves on the Night Of The Heist and you and Zoe sneak into his guard position, look to your right and on the ledge is the tape.
Partners In Crime: After you get home after Kaito deserts you, when you are packing your bag look behind your bed by the record player. Take the Mixtape, keep in mind you only have 2 minutes.
A Taste Of Freedom: When Alex leaves the backroom to work on his van, go to his right to the door of the car on the left side and it is on the floor of the van
Final Fight: You get this for completing the game.