Farming Ethereal Soul Cores in Nioh 2

Soul Core	Location
Gaki	The Fire God's Magatama - 1st shrine (R)
Enki	The Fire God's Magatama - 1st shrine (R)
Yoki	In the Eye of the Beholder - 1st shrine (R)
Gozuki (Boss)	The Golden Castle - last shrine, Demon Parade Picture Scroll
Mezuki (Boss)	The Golden Castle - last shrine Floor 1
Ippon-Datara	The Search - 1st shrine (R)
Kappa	Mountain of the Dark Lord (Twilight Mission) - last shrine (R) Floor 14 (R)
Nurikabe	The Viper and the Butterfly - 1st shrine
Mujina	-
Enenra (Boss)	Demon Parade Picture Scroll
Nure-Onna	The Fire God's Magatama - 1st shrine (R)
Aberrant Soldier	Eternal Rivals - 2nd shrine (R) Floor 24 (R)
Toxic Slime	An Error in Calculation - 1st shrine
Yatsu-no-Kami (Boss)	Calamity's Pulse
Yamanba	A Way Out - last shrine (R)
One-Eyed Oni	A Way Out - last shrine
Karasu Tengu	The High-Spirited Demon - 1st shrine (R)
Waira	Floor 3 (R)
Karakasa Umbrella	Battle at the Temple - 1st shrine (R)
Lesser Umi-Bozu	A Strong Bond - last shrine Floor 15 (R)
Skeleton Warrior	The Fire God's Magatama - 1st Shrine (R) Floor 3 (R)
Kamaitachi (Boss)	Floor 13
Koroka	Pervading Waters The Frenzied Blaze - 2nd shrine (R) Ruin Draws Near - last shrine Floor 15
Dweller	Traces of the Raging Blaze (Twilight Mission) - last shrine The Hollow Fortress - 2nd Shrine (R) Floor 20 (R)
Rokurokubi	Mountain of the Dark Lord (Twilight Mission) - 2nd Shrine (R) Floor 23 Floor 24 (R)
Onryoki (Boss)	Demon Parade Picture Scrolls
Mitsume Yazura	Floor 22 (R)
Biwa Boku-Boku	The High-Spirited Demon - 2nd shrine Floor 15 (R)
Tatarimokke (Boss)	-
Flying Bolt	The Hollow Fortress - 2nd shrine (R)
Namahage	The Cursed Castle Ruins (Twilight Mission) (R) Floor 106 (R)
Tesso	Floor 20 (R)
Ubume	The Scented Letter - 1st shrine
Onyudo	The Beast Born of Smoke and Flames - 1st shrine (R) Ruin Draws Near - last shrine Eternal Rivals - 2nd shrine (R)
Gyuki (Boss)	-
Wheelmonk	Floor 24 (R)
Kasha (Boss)	Floor 21 Floor 79 Demon Parade Picture Scroll
Ryomen Sukuna (Boss)	Demon Parade Picture Scroll
Daidara Bocchi (Boss)	Demon Parade Picture Scroll
Shuten Doji (Boss)	The Revelry Ends
Magatsu Warrior	The Golden Castle - last shrine (R)
Lady Osakabe (Boss)	Demon Parade Picture Scroll
Otakemaru (Boss)	Calamity's Pulse Floor 30
Kodama	The Search [Drop Purified Soul Cores for Sudamas]
Scampuss	-
Infernal Oni-Bi	Hidetatsu's Dying Wish - last shrine (R) Abduction
Maelstorm Oni-Bi	Abduction
Thunderstorm Oni-Bi	Pervading Waters - 2nd shrine (R) Abduction
Mortal Soul Cores	The Brother's Blades Triple Magara Demon Parade Picture Scroll
Bakegani	The Viper's Sanctum - 2nd shrine (R) Floor 15 (R)
Kiryoki	The Bewitching Tower (Twilight Mission) (R) Words of Respite - 1st shrine Floor 4
Seto Taisho \| Benkei (Boss)	Soul of the Warrior Monk Demon Parade Picture Scroll
Uminyudo (Boss)	Demon Parade Picture Scroll
Nuppeppo	A Way Out - last shrine (R) Floor 8 Floor 16
Nue (Boss)	Floor 37 Demon Parade Picture Scroll
Oboroguruma	Pervading Waters - 2nd shrine Floor 15 (R)
Hellish Hag	The Village of the Cursed Blossoms - 1st shrine (R) Floor 10 (R)
Tsuchigumo (Boss)	Demon Parade Picture Scroll
Underworld Soldier	Mountain of the Dark Lord (Twilight Mission) - 2nd shrine (R) Eternal Rivals - 2nd shrine (R) Floor 22 (R)
Yasha	The Frenzied Blaze - 2nd shrine (R)
White Tiger (Boss)	-
Lightning Gods of Yomi (Boss)	Floor 66 Demon Parade Picture Scroll
Giant Toad (Boss)	Demon Parade Picture Scroll
Infernal Fox	-
Maelstrom Fox	Floor 10 (R) Floor 20 (R)
Thunderstorm Fox	The Golden Castle - last Shrine (R) Floor 2 (R) Floor 12 (R)
Konaki-Jiji	The Violet Cherry Blossoms (Twilight Mission) - 1st shrine Floor 26 (R)
Itsumade	The Violet Cherry Blossoms (Twilight Mission) Words of Respite - 1st shrine Floor 11 Floor 63
Harinobo	The Viper's Sanctum - 2nd shrine (R) Floor 76 (R)
Tate Eboshi (Boss)	-
Ancient Nyotengu (Boss)	The Alluring Ancient
Kinki	Floor 6
Fuki	Bird In A Cage - 2nd shrine Floor 94 (R) (100 % Drop Rate)
Suiki	The High-Spirited Demon - 2nd shrine (R) The Violet Cherry Blossoms (Twilight Mission) - last shrine (R)
Ongyoki	A Song to Calm the Storm - 2nd shrine (R) Floor 76
Nightmare Bringer (Boss)	A Familiar Glow

Gaki