Saikōsoku Fall in Love

"Saikōsoku Fall in Love" (最高速 Fall in Love, lit. "Highest Speed Fall in Love") is the first opening in the series sung by by the voice actresses for Miia, Papi, Centorea, Suu, Mero, and Rachnera.

Rōmaji
Monsutaa! monsutaa! mon mon mon mon monsutaa!

Monsutaa! monsutaa! mon mon mon mon monsutaazu life!

Hitotsu: hitome bakka ki ni shitenaide

daitan ni katsu shinchou ni taagetto kimeru

Futatsu: aisatsu wa hodohodo ni

kokoro no junbi ga sundara iza junjou ni

Mitsu: mitsuketa suki wa sokuza ni

neraisadame utsubeshi utsubeshi utsubeshi utsubeshi

Yotsu: enryo wa hitsuyou nai sa

ato wa kakujitsu ni haato o shitomeru dake de

Ai dattara hon no chotto de ii

soreyori naniyori yokubou no omomuku mama da

Hey darling!

Kimi ga iru kara saikyou janai?

Zutto issho nara saikou janai?

kono sai nani ga attatte

kimi to nara I’m O.K.

mohaya kore wa magire mo nai

uchuu de ichiban no tabi nanjanai

kono enajii kirenainda yo

mou saikousoku Fall in Love!

Characters
The characters in order of appearance:
 * Miia
 * Centaurea
 * Papi
 * Suu
 * Meroune
 * Rachnera
 * Kimihito
 * Smith
 * Zombina, Manako, Doppel, and Tionishia(all at once).

Trivia

 * The final scene is a reference to Son Goku's Spirit Bomb techique from the Dragon Ball franchise.