Ultimate Resource is the Eighty-fifth chapter of the Dr. Stone manga.


While going to certain area, Minami recalls a person of use but covers it up after Kohaku notes. Arriving on the island, Senku has his allies get to work, to Minami's amazement.

While looking through the statues, she finds Ryusui Nanami and gives a background on him, while suggesting they go for someone else. As everyone, ponders on this Senku ignores them and revives Ryusui, to their shock.

Characters in Order of Appearance

Chapter Notes

  • A new person is revived Ryusui Nanami.
    • He is a wealthy young man who had a penchant for sailing.
  • Senku recreated the thermostat.
  • Senku plans to build a motorboat.
  • Senku plans to discover oil.

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