-
Flight 2307 vanishes, presumed crashed.
Confirmed by manga
Day and month taken from memorial stone at the "School". -
Period: to
Flight 2307 "jumps" approx. 91 years into the future.
-
News broadcast of continued search for Flight 2307.
Confirmed by manga
3 days after Flight 2307 vanished. -
Sengoku Yuna found at her son's school. Search called off.
-
Sengoku Yuna briefed by Isuragi Yoshimi about the "Eden Project".
Exact date unknown, except that it was shortly after her first encounter with Isuragi Yoshimi. -
Period: to
5 year span (Chapter 184, Page 1).
-
Period: to
40 year span (Chapter 184, Page 20).
-
Isuragi Yoshimi passes away. Sengoku Yuna assumes control of the "Eden Project".
Confirmed by manga
Manga states it's been 5 years since Akira's mother joined the project, passed at 08:48 PM. -
Period: to
10 year span (Chapter 184, Page 4).
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Sengoku Yuna gives the tower blueprints to Hyoudou. Revival of extinct species confirmed possible.
Confirmed by manga
States as 10 years later after chapter 183. -
Sengoku Yuna lands on Raika Island for the first time.
Confirmed by manga
Stated that "40 years have passed" in chapter 184. -
Period: to
50 year span of building ages (Chapter 172).
-
Period: to
5 year span (Chapter 185, Page 3)
-
Sengoku Yuna passes away. Sengoku Frey assumes control of the "Eden Project". Raika Island in 2nd phase of construction.
-
All humans on Raika Island die. Exact date unknown.
-
Period: to
Raika Island uninhabited by humans.
-
Chapter 1, Flight 2307 crashes on Raika Island. Actual year unknown.
Chapter 172 states that the "School" is approximately 50 years old. Assuming that the "School" was finished shortly before Sengoku Yuna arrives (approx 08 FEB 2054), 50 years later would be 2104. -
Period: to
Chapters 1-185
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Chapter 5
Confirmed by manga
3 days after the crash. -
Chapter 27, Day 23.
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Chapter 53, Day 40.
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Chapter 63, Day 47
-
Chapter 82, Day 53: Kazuma Saji dies.
Kazuma Saji passes away (falls from cliff). -
Chapter 126, Day 74: Pyramid is explored.
-
Chapter 140, Day 79: Chimera Attack.
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Chapter 168, Day 94: Arrive at last tower "School".
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Chapter 185, Day 1432: Depart Raika Island for Japan, end.
The passengers of Flight 2307 were on Raika Island for a an approximate total of 3 years, 11 months, 2 days.