This is a short guide with all the choices you need to make to get all the different endings.

Prologue (these don't matter too much)
I see a strange-looking kid...
No, I understood...
Alright...
I appreciate it.
I think so
You might be overthinking it...
Clover World
Orion...
I can't remember anything
All options
Yes, let's hurry
Right, let's hurry and look
August 1st
He might not be good at writing messages
I should sit down for now
*Save 1*
Please have a seat
I'm sorry about yesterday
1450 yen
Why did we walk all this way?
Good morning and good night are enough
August 2nd
Would you like to take a walk to my work?
I wanted to watch the servers at the cafe
I came to borrow a manual
I'm not sure about going to a guy's house...
August 3rd
I'll try calling Kent
Would you like to talk?
What are you talking about...?
I'd like to go...but I can't, right?
August 4th
And a good job to you too, Kent!
August 5th
It's okay, I'm fine
I'm looking forward to it!
August 6th
I like that he sticks to his own way of life
August 7th
Don't you want to talk about anything?
A coworker told me we're love rivals now
What...?
You'll break up with me if you're tired of me?
August 8th
What are you thinking, Kent?
...Maybe we should hold hands
I do
Yes, thank you
Thank you very much
August 9th
All options
Are you calling me out of obligation?
I'll try the math workbook
500m
19 times
In 53 days
26 minutes
334
That day will never come
50 times
About 39%
About 2cm
Nobody knows
That's right
August 10th
*Save 2*
No, I can't think of anything
I don't dislike it, but it hurts
August 11th
It is a surprise...
August 12th
I thought we were going to see the fireworks
I just wanted to go with you...
Maybe you could hold me tighter?
I like the goldfish scoop stalls
August 13th
Um, my boyfriend is Kent
August 14th
I would be a little curious
I'm with Kent right now...
Kent asked me...
August 15th
Okay, I'll try
August 16th
Toma...
I want you to stay with me, Kent
Did you prefer the past me?
August 17th
I want to admit everything
I don't mind if you misunderstand...
.....
Just from the time we met the other day...
Um, could we hurry home?
August 18th
...We'll walk home together
...I'm sorry for trying to hide it
I didn't want to be shut away in a hospital...
It's okay if I don't remember
August 19th
Um, I'm fine...
August 20th
Will you believe me if I tell you something?
Is it okay if I remember?
August 21st
Thank you, I'll stay over
I'm lonely, too
Love is irrational
August 22nd
No, that would be inappropriate...
August 23rd
Is it weird to like someone you didn't before?
August 24th
It'll be fine, no matter what I remember
There's also another message
August 25th
I'll go get his notes
August 26th
Thank you for apologising
I think I said too much as well
August 27th
379 days
August 29th
Okay, then I'll try
-End-

*Load save 2*
August 10th
There might be...
Please, calm down
August 11th
Thank you...
August 12th
I thought we were going to see the fireworks
Okay, I'll think about it
August 13th
Um, my boyfriend is Kent
August 14th
No. I wouldn't care at all, either
Yeah, it's okay
Kent asked me...
August 15th
...Kent is very busy
August 16th
Toma...
I want you to stay with me, Kent
Did you prefer the past me?
August 17th
I want to admit everything
I don't mind if you misunderstand...
Please be patient
Just from the time we met the other day...
Um, could we hurry home?
August 18th
Let's run away
...I'm sorry for trying to hide it
I couldn't trust anyone...
Was it really that bad before?
August 19th
Why are you here, Kent?
August 20th
It's okay, I just need to sleep a little
August 21st
Thank you, I'll stay over
Please do your best
Love is irrational
August 22nd
I kind of want him to get jealous...
August 23rd
I really do wonder why I disliked him before
August 24th
Nothing bad...
August 25th
I'll go get his notes
August 26th
It's all in the past...
-End-

*Load save 1*
Sit down
I don't like that attitude
1350 yen
Thank you for walking me home
You don't need to force yourself to text me
August 2nd
Do you want to meet me at my work?
It's because I don't feel confident in my work
I came to borrow a manual
No, I'm coming
August 3rd
I'll try calling Kent
....
What are you talking about...?
Can I go, too...?
August 5th
It's okay, I'm fine
I'm looking forward to it!
August 6th
I like that he's so earnest
August 7th
Don't you want to talk about anything?
Are you really going to study abroad?
A coworker told me we're love rivals now
What...?
You'll break up with me if you're tired of me?
August 8th
I don't have much to say...
*Save 3*
Tell me why you're always so belligerent
No, I don't think I need this
August 9th
All options
Then you don't need to call me over
That's right
August 10th
There might be...
Please, calm down
August 11th
Thank you...
August 12th
I thought we were going to see the fireworks
I just wanted to go with you...
I don't mind
I like the goldfish scoop stalls
August 13th
Um, my boyfriend is Kent
August 14th
No. I wouldn't care at all, either
Yeah, it's okay
Kent asked me...
August 15th
...Kent is very busy
August 16th
I don't know, either
I'll just stay with Sawa and the others...
Did I really change that much?
August 17th
I don't want to face any danger
Um, it was just a misunderstanding
I'm not sure...Do I?
My attitude hasn't changed
August 18th
Let's run away
...I'm sorry for trying to hide it
-End-

*Load save 3*
August 8th
...Maybe we should hold hands
I do
Could you say it again?
No, I don't think I need this
August 9th
All options
Then you don't need to call me over
That's right
August 10th
There might be...
Please, calm down
August 11th
Thank you...
August 12th
I thought we were going to see the fireworks
I just wanted to go with you...
Maybe you could hold me tighter?
I like the goldfish scoop stalls
August 13th
Um, my boyfriend is Kent
August 14th
No. I wouldn't care at all, either
Yeah, it's okay
Kent asked me...
August 15th
...Kent is very busy
August 16th
I don't know, either
I'll just stay with Sawa and the others...
Did I really change that much?
August 17th
I don't want to face any danger
I don't mind if you misunderstand...
......
I'm not sure...Do I?
My attitude hasn't changed
August 18th
Let's run away
...I'm sorry for trying to hide it
I couldn't trust anyone...
Was it really that bad before?
August 19th
Why are you here, Kent?
August 20th
It's okay, I just need to sleep a little
August 21st
Thank you, I'll stay over
Please do your best
Love is irrational
August 22nd
I kind of want him to get jealous...
August 23rd
I really do wonder why I disliked him before
August 25th
I wonder if Kent will be okay...
-End-