Unknown Known 4 Season 31 Episode

Episode #1

RYUSUI VS. SENKU

Episode #2

SCIENCE JOURNEY

Episode #3

Light Trap in the Darkness

Episode #4

Dr. X

Episode #5

DOCTOR VS. DOCTOR

Episode #6

SCIENCE IS ELEGANT

Episode #7

The Two Scientists

Episode #8

LOCK ON

Episode #9

Light of Science

Episode #10

Dirty Roads

Episode #11

Those Who Know the Rules; Those Who Make Them

Episode #12

Reunion

Episode #13

Gazing at the Same Moon

Episode #14

EARTH RACE

Episode #15

The Escape

Episode #16

Medusa Mechanism

Episode #17

Sickening Yet Beautiful

Episode #18

Diamond Heart

Episode #19

Stone Sanctuary

Episode #20

What I Once Sought to Destroy

Episode #21

Our Dr. Stone

Episode #22

Until We Meet Again

Episode #23

Scientist, All Alone

Episode #24

Whole New World

Episode #25

Future Engine

Episode #26

Fire

Episode #27

The Universe Is Written in the Language of Mathematics

Episode #28

Dawn of the Computer

Episode #29

The Truth About the Rocket

Episode #30

Stone to Space

Episode #31

Unknown Known

Episode #32

Challengers of Science

Episode #33

Wanting Everything

Episode #24

Whole New World