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Chapter four of The Centennial Case: A Shijima Story, The River of Oblivion, takes you back in time to the events that follow the first murder you solved with Yoshino and Josui. We learn a lot more about the Shijima family and the legendary Tokijiku fruit in this chapter.
After the Incident Phase, you'll once again be in the Reasoning Phase to solve another murder, so gather your clues, come up with some new hypotheses, and figure out who the murderer is.
Warning — there are spoilers throughout this guide!
Throughout the Incident Phase, there will be times when you are posed various questions. The answers you choose have no impact at all, so we have not listed them in this guide.
How To Solve Gen'ei's Murder
Remember, when pairing clues to mysteries that not all of your hypotheses will pan out and many will contradict each other, it's up to you to find out the truth of the matter.
You don't have to complete every mystery in this section. Once you have created enough hypotheses, the purple 'Reasoning' tile will appear and you can choose to complete this phase and move on to the next.
We've got each mystery listed below in the order in which they appear, and have detailed all the clues you need for each one and where to place them.
Anything Notable About Gen'ei's Room?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Above |
Ashtray found by the riverbank |
Top Right |
Tanuki statues at the room's entrance |
Bottom Right |
Burned-out light bulb |
Directly Below |
The brazier was still burning this morning |
Bottom Left |
Kettle |
Why Did The Killer Return To Gen'ei's Room?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Above |
They were searching for something else? |
Top Right |
Realized evidence had been left behind |
Why Was An Ashtray Found By The Riverbank?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Below |
The killer dropped it during the escape? |
Bottom Right |
The killer got out through this window |
Top Right |
The flow of the river |
How Did The Killer Escape from Gen'ei's Room?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Below |
Gen'ei's room |
Bottom Right |
Open window |
Top Right |
Rope tied to the railing |
Bottom Right Of Last Clue |
Distance from the room to the riverbank |
Where In The Room Did The Killer Hide?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Below |
The small space in Gen'ei's room |
Bottom Left |
Low table |
Top Right |
Window |
Directly Above |
Closet |
Why Did The Killer Prepare A Rope?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Below |
Rope reaching the riverbank |
Are There Any Clues That Suggest A Diversion?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Below |
The commotion in the night |
Bottom Left |
Towako had been drinking until morning |
Top Left |
A wakeup call at seven o'clock every morning |
Why Was A Rope Tied To The Kettle?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Top Right |
Heavy kettle |
A Clue The Kettle Was Used To Pull The Rope?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Bottom Right |
Gen'ei's body |
Directly Below |
Ashtray |
Bottom Left |
A very heavy Shigaraki tanuki statue |
Directly Below Last Clue |
Tipped over table |
Why Was The Rope Pulled With A Kettle?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Above |
Kettle found by the riverbank |
Top Right |
I was searching for Ayame's glasses |
Why Was The Killer Targeting Someone By The River?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Bottom Right |
Saeita Shijima |
Directly Below Last Clue |
Knocked my glasses out the window |
The Sounds Heard In Front Of Gen'ei's Room?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Top Right |
A faint, distant sound |
Bottom Right |
Toppled Vase |
Directly Below |
Knocked-over armrest |
Why Was The Vase Knocked Over?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Below |
Swaying rope |
Bottom Left |
The winds from the mountain |
Why Did The Killer Knock Over The Vase?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Top Left |
Gen'ei's room in a mess |
Bottom Left |
His kimono is in disarray, he tried to fight back |
Bottom Right |
A sound like something falling over |
Who Could Have Entered Gen'ei's Room?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Directly Above |
What everyone was doing this morning |
Top Right |
Persons present when the body was found |
Bottom Right |
The night manager's testimony |
Directly Below |
Eizan left the inn |
Bottom Left Of Last Clue |
An emergency patient |
When Was Gen'ei Killed?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Bottom Left |
The body is already completely stiff |
Once you complete the Reasoning Phase, you move on to the Solution Phase. This begins with the Summary where Josui asks you questions and you use your hypotheses to try and build an idea of what happened. You only need to complete one set of questions and then you can select 'Finish Reasoning' to move on to the next part.
How To Identify Gen'ei's Killer
It's time to explain what happened to everyone involved and, of course, accuse your chosen suspect. Don't forget, if you make a mistake, you can simply retry. However, you will lose some points off your score for any mistakes made.
We have the correct answers listed in order right here:
- The rope was tied securely
- The killer didn't know Saeita was at the river
- Eizan Shijima
- The killer wasn't in Gen'ei's room
- The kettle was used as a weight to pull the room
- We were meant to hear the vase fall over
- The ashtray must have caught on the rope
- Eizan Shijima
- His name written in the guestbook
- His fountain pen was out of ink
- Bloodstains on the tatami mat
Any additional questions in this scene have no impact, so choose whichever you like.
What Really Happened To Nishimari?
What Was Really Used To Hit Nishimari?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Top Left |
Large rocks in the garden |
Bottom Right |
A flower pot with blood on it |
Who Hit The Detective With The Flower Pot?
Position In Relation To Red Mystery Tile |
Clue |
---|---|
Top Left |
I bashed his head in with a rock |
Top Right |
I have an interest in ceramics, but... |
Directly Below |
I was working in the garden |
Answer |
Yayoi isn't the one who hit Nishimari |
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