All credit to @MikeSalcedo for this wonderful lore and the Alphabet!
VOICES:
00:00 A: Hatsune Mikuo ( • VOCALOIDカバー Ievan Polk... )
00:32 B: Rioki Skyzure ( • [UTAU] - Ievan Polkka ... )
01:04 C: Reddo Akane ( • 【UTAUカバー】 Reddo Akane ... )
01:36 D: Kamui Gakupo ( • 【Gackpoid / Kamui Gaku... )
02:09 E: Rook V2 ( • (UTAU) Rook - Ievan Po... )
02:41 F: Vikotoro Nazucki ( • [UTAU Cover] Ievan Pol... )
03:14 G: Giga Lacan ( • 【UTAUカバー】Ievan Polkka【... )
03:46 H: Yokune Ruko (Male Whisper) ( • 【UTAU cover】Yokune Ruk... )
04:18 I: Kagamine Rin V2 ( • [Vocaloid] Ievan Polkk... )
04:51 J: Denki Sai ( • [UTAU] Denki Sai (PROO... )
05:23 K: Hakaine Maiko ( • [UTAU] Maiko Hakaine -... )
05:55 L: Danso Noizu ( • [UTAU] Ievan Polkka [D... )
06:27 M: SOFTloid ( • [UTAU] SOFTloid Ievan ... )
07:00 N: YOHIOloid ( • 【 YOHIOloid 】Ievan Pol... )
07:32 O: Kaito ( • Kaito Ievan Polkka Ani... )
08:04 P: Sukone Tei ( • [UTAU] Sukone Tei - Ie... )
08:37 Q: Matsudappoiyo ( • 【UTAUカバー】 Matsudappoiy... )
09:09 R: Beat Okamine ( • [UTAU] Beat Okamine - ... )
09:41 S: Blade OX ( • [UTAU] Ievan Polkka - ... )
10:14 T: Wani Mizube ( • UTAU Wani Mizube Iev... )
10:46 U: Kazene Nikku ( • 【UTAU Newcomer】Ievan P... )
11:18 V: Genbu ( • [SynthV] Ievan Polkka ... )
11:51 W: Namine Ritsu ( • Vocaloid Namine Ritsu ... )
12:23 X: Rook VCV ( • 【UTAUカバー】Ievan Polkka ... )
12:55 Y: UFOko ( • (UTAU) UFOko - Ievan P... )
13:28 Z: Dem-03 ( • [Sally Nightmare Conti... )