SIGONO INC. — Développeur de jeux

Nom	Date de sortie	Joueurs actuels	Pic historique	Note
OPUS: Echo of Starsong - Full Bloom Edition	31 Août, 2021	8	71	93.58
OPUS: The Day We Found Earth	22 Avr, 2016	2	8	83.17
OPUS: Rocket of Whispers	7 Fév, 2018	1	7	87.67
OPUS: Prism Peak	To be announced	0	0
OPUS: Echo of Starsong Original Soundtrack -Best Selection-	31 Août, 2021	0	0
Rocket of Whispers: Prologue Original Soundtrack	11 Sept, 2018	0	0
OPUS: Echo of Starsong Complete Soundtrack -Vol.2-	22 Déc, 2021	0	0
OPUS: The Day We Found Earth Original Soundtrack	22 Avr, 2016	0	0
OPUS: Rocket of Whispers Official Artbook + Bonus World Map	5 Nov, 2021	0	0
OPUS: Echo of Starsong Official Game Script -Vol.2-	26 Jan, 2022	0	0
OPUS: Rocket of Whispers Original Soundtrack	7 Fév, 2018	0	0
OPUS: Echo of Starsong Arrangements - Forgotten Sounds	12 Mars, 2023	0	0
OPUS: Echo of Starsong Complete Soundtrack -Vol.1-	22 Déc, 2021	0	0
Rocket of Whispers: Prologue	12 Sept, 2018	0	1	71.96
OPUS: Echo of Starsong Official Artbook	28 Oct, 2021	0	0
OPUS: Echo of Starsong Official Game Script -Vol.1-	26 Jan, 2022	0	0