ORDER OF BUILDING/PLACES IN AREAS from left to right
In case I reference something and you don't know where it is.

BLUE SUN STREET
307 Tower, Rat Ear, Bitwave / Ashitobi Lab, the apartment

SUNSET HILL
Nemochi Shop, Inari Drugstore, Komainu Shrine, Mamedanuki Station / Fuuraijin, Twilight Park, Mitsukuni Books

CHOCOALLEY
Rinata, Childoll, Honey Garden, Spica / Flower Bee, Cafe Lapin

BREAK PASSAGE
Backstreet, Yazuki Times, Warehouse, Rocket Park / WAC Berger, Roar Music

SWEET BEACH
Fairytale Forest, Sorry Music, Lillian, The Beach / Star Brink, Little Berry

There has to be a better way!
Checking the bottom-right tile in BitWorld will give you 999999 bits for free. You also get an achievment.

BiTetris Payouts
Level 5+: 200 bits
Level 10+: 1000 bits
Level 20+: 2000 bits
Level 30+: 6000 bits
Level 40+: 10000 bits
Level 50+: 20000 bits
(Going past Level 50 won't get you any more bits.)

PuyoBits Payouts
50+ Points: 100 bits
250+ Points: 300 bits
500+ Points: 700 bits
1000+ Points: 2000 bits
2000+ Points: 4000 bits
3000+ Points: 6000 bits
4000+ Points: 8000 bits
5000+ Points: 10000 bits
(Going past 5000 points won't get you any more bits.)

Talk to Mikado in the next room.

Return to Nanashi's bed.

Go back to the other room and talk to Mikado again.

Leave the apartment.

You can talk to everyone around town, or just go straight to Sunset Hill and talk to the blue haired boy standing between the drugstore and the shrine gate to advance the story.

Go to the candy store (1st building in the area) and talk to the old lady.

Go to 307 Tower in Blue Sun Street. If you want to get there quick, leave the area the way you entered.

Use the elevator to go to 5F and talk to the boy there.

Leave the building and walk to the right. Talk to the white haired girl standing outside Rat Ear.

Go back to Manta Swimming School and walk all the way to the right to speak to Natsukage.

Covered answers to hide any spoilers. Also so that you can count where you are as you go down the list
TALKING TIME:
-keep talking
-keep talking
-keep talking
-present topic: "choco-banana flavor"
-keep talking
-keep talking
-present topic: "nickname: Orca"
-"dangerous playing?"

Return to Nanashi's apartment and talk to Mikado.

Go to Nanashi's bed.

Talk to Miumi outside the apartment.

Go to Sunset Hill and talk to Natsukage where you first found him.

Follow him to 307 Tower. You'll encounter Miumi on the way.

-keep listening
-keep listening
-state opinion: "wounded leg"
-"because he's nice"
-"friends' behavior"

Go to the swimming school and walk all the way to the right again to talk to Natsukage.

-keep talking
-present topic: "Sky-Sea-Run"
-keep talking
-keep talking
-wait a sec: "nickname: Orca"
-"wounded leg"
-"wounded leg"

During the hacking attack, press the keys shown in order from left to right.

Return home and talk to Mikado.

Free time happens at the end of every chapter. As the tutorial says, you can befriend townspeople or play on the computer to get bits.

It is easiest to get all the endings if you ignore befriending people during free time until the end of chapter 4 during the final free time.

Talk to Misane in Nanashi's room when you're finished with Free Time and want to advance to the next chapter.

Leave for CocoAlley by exiting right out of the apartment and selecting the new icon.

Keep walking left and talk to the boy who was with Miumi earlier.

Enter Honey Garden and speak to Moroku.

If you want to meet Akashi, walk all the way to the right until you see someone's feet on a park bench and initiate conversation.

Leave Honey Garden and talk to Natsukage right outside.

Return to the flower shop and talk to the woman inside.

Then go to Nanashi's apartment and talk to Mikado.

Return to the garden and talk to Natsukage.

-ask for more
-keep talking
-keep talking
-present topic: "band"
-"you're like, I dunno why, but you're cool!"
-keep talking
-keep talking
-present topic: "witness report 2"

Enter the garden and speak to Moroku.

Talk to haruya outside the flower shop.

-ask for more
-present topic: "haruya"

Go to the cafe and talk to Rocca.

Talk to Natsukage (still outside the garden).

-keep listening
-present topic: "witness report 4"

Enter the garden and talk to the white haired kid.

Go back to the cafe and talk with the owner.

-keep talking
-ask for more
-wait a sec: "cafe"
-ask for more
-keep talking
-ask for more
-wait a sec: "cafe conversation"
-"haruya's memories"

Go to the garden.
Return home and talk to Mikado.

FREE TIME
Talk to Misane when finished.

Leave for the new area, Break Passage.

Talk to the boy right by the entrance of Roar Music.

Enter the studio and talk to the boy on the right.

Go to WAC Burger left of the studio and talk to the lady.

Go to the Backstreet way on the left and talk to Ryuuri.

Return to the studio and talk to the blue haired boy.

Talk to Haruya on the left side of town between Yazuki Times and the Warehouse.

Enter Rocket Park (far right of the area) and talk to the guy there.

-keep talking
-keep talking
-ask for more
-present topic: "only just born?"
-keep talking
-present topic: "illegal app"

Go into the Warehouse (next to Rocket Park) and talk to the girl.

Return to Nanashi's apartment and talk to Mikado.

-keep talking
-ask for more
-present topic: "certain people"
-keep talking
-ask for more
-keep talking
-ask for more
-wait a sec: "the other"

Return to Break Passage and talk to Akitaka outside the studio.

Go to the Backstreet and talk to Aira.

-keep talking
-keep talking
-ask for more
-wait a sec: "is aira human?"
Ask for more on "Maybe!" to have her explicitly state she's human.
Then use "Wait a sec!" with Is Aira Human? on the same statement.

During the virus segment, there's a new thing at the end.
Press the button when the bar is full to get past it.

Return to the apartment

-keep talking
-keep talking
-ask for more
-wait a sec: "mikado & misane"

FREE TIME
Talk to Aira when you're finished.

Go to the new area, Sweet Beach.

Go to the beach (the entrance is to the right of the girl on the bench) and talk to Aira.

Talk to the girl on the right side of town between Star Brink and Little Berry.

Go into the fortune teller's (the first building to the left of where you're standing) and talk to the woman inside.

Go to the pet cafe way on the left of town and talk to the boy inside.

Talk to Haruya by the entrance to the beach.

Enter the beach and talk to Izuchi.

-keep talking
-keep talking
-ask for more
-present topic: "irregularity?"
-keep talking
-wait a sec: "white-haired person"
-"guinea pig and criminal"
-"potete's memories"

Talk to Akitaka outside the beach entrance.

Talk to Potete on the right side of town.

Go to the beach.

Talk to Izuchi on the right side of town.

-keep talking
-keep talking
-present topic: "hackers' objective"

Go to the beach.

Talk to Kirai outside the beach entrance.

Go to the cafe in CocoAlley and talk to Kotora.

Return to Sweet Beach and talk to Tobari on the right side of town.

Return to the apartment and go to Nanashi's bed.

-"hackers' objective"

-"the other's goal"

-"the other's identity"

Talk to Mikado.

-"can't read his mind?"

The game's ending is related to the number of friends Nanashi has.

bad end - less than 9 friends (basically make no friends in free time)

normal end - 9-24 friends

good end - 25+ friends

Mikado won't let you befriend him until you've befriended all 48 others.

Once you've befriended Mikado, you can access a bonus scenario from BitWorld.


-keep talking
-keep talking
-present topic: "victim's room"
-present topic: "memo pad"

Investigate the scene in Room 102.

Go to Room 103.

-keep talking
-keep talking
-keep talking
-ask for more
--keep talking until the talking time resets--
-present topic: "yoh's testimony" to Yoh's first statement

-keep talking
-ask for more
-wait a sec: "memo pad 2"

-keep talking
-keep talking
-present topic: "memo pad 2"
-"he was lashing out in the hall"
-"doorknob"

Go to Room 102.

Go to Room 103.

-keep talking
-keep talking
-keep talking
-ask for more
-wait a sec: "thrown objects"
-"ring"
-"what was poisoned"
-"dirty apron"