Sisters: Last Day of Summer (sisters ~Natsu no Saigo no Hi~) is a single-ending visual novel. No significant scenes are missable, but changing rooms repeatedly until finding the correct one can be slow so following a guide/walkthrough will save time.
If you’ve not yet purchased this game, you may wish to first check out our review.
Adult Content
If you have purchased the Steam version of Sisters: Last Day of Summer, you can download the 18+ DLC from JAST USA.
Alternatively, you can buy the full version with all content included on JAST USA.
Walkthrough
-Day With Akiko-
- Leave the room
- 1st Floor
- Living Room
- Yeah
- Yes
- 2nd Floor
- Bathroom
- Clean the Bath
- 1st Floor
- Living Room
- Garden
- Pull weeds
- Dining Room
- Get closer
- Garage
- Build the fence
- Go back to the house
- Ask about the house
- Ask about her family
- Ask about her husband
- No
- Answer her
- Go to the second floor
- Call out to her
- Go toward the voice
- Sleep
- Sleep
- Masturbate
- I’m gonna
- Get up
- 1st Floor
- Living Room
-Day 1-
- Chika
- Haruka
- First Room
- Second Room
- Double Room
- Inner Room
- Bathroom
- 1st Floor
- Garage
-Day 2-
No Choices
-Day 3-
- Follow the sound
- 1st Floor
- No, you’re pretty
-Day 4-
- Did you make this?
- Check on Haruka
- Second Room
-Day 5-
- 2nd Floor
- Second Room
-Day 6-
- I’ll go talk to her
-Day 7-
No Choices
-Day 8-
No Choices
-Day 9-
- Hold back
-Day 10-
No Choices
-Day 11-
No Choices
-Day 12-
- Dining Room
- Cum Inside
- Haruka
- I’m gonna…
-Day 13-
No Choices
-Day 14-
No Choices
-Day 15-
No Choices
-Last Day-
No Choices
If you are looking for another visual novel, you may enjoy X-Change R. We have also covered a wide variety of visual novels both original to English and localized from Japanese, which you can check out here.
Thank you to JAST USA for providing a PC review code for Sisters: Last Day of Summer.

A gamer since the days of Amstrad and DOS and someone who has dabbled in a variety of professions. He enjoys a wide variety of genres, but has been focusing on visual novels and virtual reality in recent years. Head Editor of NookGaming. Follow him and the website on @NookSite.