1st Note: If you get stuck or something like a text event or else where, use the "Key Phrases" in certain spots when necessary, and use the "Switch" feature when a character is available to use in Green.

2nd Note: The following achievements in Episode 1 are story related and cannot be missed...
-Welcome to Hanesato / First phrase / First swap / Request taken / Bald mission / Always tidy up / Red threads jointed / Mission accomplished / Sign of storm

However, the other two achievements are missable, but the answers/hints are mentioned below.

Duck and cover
Hide Sakura from the view of Yoshimitsu.

Backup a save in case of mistake, make sure your character is in front/behind of Sakura while Yoshimitsu doesn't see her.

Another romance
Encounter a beginning of love.

It requires you to answer 10 questions correctly in a row from the above image, here's the shortlist in case you're looking to find the answers.

• 1. Fake version!
  
• 2. Yep, practicing!
  
• 3. Pops!
  
• 4. Souvenir!
  
• 5. Camcorder, a cheap one!
  
• 6. Sold camcorder to girl!
  
• 7. Its true!
  
• 8. Revenge!
  
• 9. Did you hear?
  
• 10. Behind the Gym!

Note: Episode 2 is DLC.

2nd Note: The following achievements in Episode 2 are story related and cannot be missed...
-The second request / Fall into a trap!

The ones mentioned below are missable unless you answer them correctly.

I remember well
Remember the cat's name without any mistake.

For this, it may be missable if you input it incorrectly, but the cat's name is Maro.

Perfect paperwork
Sort all papers out correctly.

For this, once you reach the point where you handle out the paperwork to Accept or Reject it, press left to Accept, or right to Reject. Be aware that this too is also missable and requires answering all 14 requests in a row without getting a single request wrong, here are all the answers.

• 1. Accept
  
• 2. Reject
  
• 3. Accept
  
• 4. Reject
  
• 5. Accept
  
• 6. Reject
  
• 7. Accept
  
• 8. Accept
  
• 9. Reject
  
• 10. Accept
  
• 11. Reject
  
• 12. Accept
  
• 13. Accept
  
• 14. Accept

Also, here's another take of the Q/A Genji section, this time, 7 questions can be answered here. Needed for...

Under the ghost
Inspect Madoka's picture.

• 1. Musashi and I.
  
• 2. What's the Story...
  
• 3. Humph!
  
• 4. U-Huh!
  
• 5. Ban Kotaro...
  
• 6. Three of the J.E.C.
  
• 7. The Key was Inside...

Note: Episode 3 is DLC.

2nd Note: The following achievements in Episode 3 are story related and cannot be missed...
-Temporary solution / Secret meeting / Friendship, effort, and victory / Love is victorious

One is missable (Boss's monologue), the following hints are mentioned below.

Friendship, effort, and victory
Defeat J.E.C.

After you get to the point where Kotarou tries to fight Musashi and really doesn't do much to phase him, the J.E.C. fights back, and both your characters fight in an RPG UI. First off, defeat the one in the middle first, then the one on the left, and then the one on the right. It'll help you in the long run.

Another set of Genji Q/A's again, 5 this time. 7 more are also included, but split between the Kokurase members, be aware of the "Switch" mention. Needed for...

Boss's monologue
Hear Genji's last monologue.

• 1. Regular Class!
  
• 2. Didn't tell him anything!
  
• 3. Musashi's Complex!
  
• 4. Here's Her Message!
  
• 5. Give Up!

---

• 6. Lost his motivation!
  
• 7. Think about it! (Switch->)
  
• 8. They're always fighting!
  
• 9. Leave client alone...
  
• 10. Need some big help... (Switch->)
  
• 11. Push Musashi and Madoka!
  
• 12. Let my guard down...