Cyrus Nozomu Sethna

- "Sanrio English Master" educational material series: Role of Pita (Sanrio)
- Febreze Commercial Series (2022–2025): Regular Narrator (Febreze)
- NISSIN Cup Noodles "Quest 2" Commercial: Narrator (NISSIN)
- FRISK Commercial starring Ryunosuke Kamiki: Narrator (FRISK)
- Galaxy Z Flip 6 Commercial starring ME:I: Narrator (NTT)
- "Radio Basic English 3": Bilingual Navigator (NHK Educational)
- "History Channel Special": English Narrator (History Channel)
- "48 Group" Concert Opening English Call (Vernalossom)
- "Fujitsu" Corporate Videos: Regular English Narrator (Fujitsu)
- "Kodomo Challenge English": English Dubbing for Shimatarou (Benesse Corporation)
- "Sugiwaza! (English version)": English Dubbing for Junior Chihara (NHK International)
- "Toyota G’s Baseball Party" Commercial: Japanese Narrator (Toyota)
- "Pre-Basic English Sushitown": Bilingual Voice Actor for 10 characters (NHK Educational)
- "DoCoMo Futari no Mirai" Commercial: Japanese Narrator (NTT)
- "Waratte Iitomo!": Platinum Lunch Show English Narrator (Fuji TV)

- Bilingual MC for over 180 wedding receptions, including interpreting for guest speeches and acknowledgments
- "ULTIMUNE with LISA POP UP EVENT": Ribbon-cutting ceremony bilingual MC (Shiseido)
- TOKYO 2025 Deaflympics Opening and Closing Ceremonies: English Announcer (IOC)
- Toray Arrows Shizuoka 2025–2026 Season: Bilingual Arena MC (Toray Arrows)
- "NIKON FILM + PHOTO CONTEST 2024–2025": Judges' moderator and bilingual MC for the awards ceremony (Nikon)
- "Patek Philippe Watch Art Grand Exhibition 2023": VIP Lounge bilingual MC (Patek Philippe Japan)
- "Asia-Pacific Workshop on AMR 2021" (Scientific Conference): English MC and facilitator (AMED)
- "Mt. Fuji Meeting Reception 2019": Bilingual MC and interpreter (Mt. Fuji Meeting)
- Noh Theater Space "Suigian": Noh performance interpreter (Suigian)
- "Rugby World Cup Japan 2019" VIP Event: Bilingual MC (Halo Sports)
- "Rakuten Optimism 2019" Business Conference: Bilingual MC (Rakuten)
- "ANOC Awards 2018": English MC (International Olympic Committee)
- "IGAS 2018" Ricoh Booth: Bilingual MC (Ricoh)
- "The Ultimate Hero \~ KuroOvi": MC and English Commentator (Gold Eggs)
- "ONE Championship" Japan Press Conference: Bilingual MC and staff interpreter (ONE Championship)
- "Doctor Strange" Fan Event: Bilingual MC (Disney)
- "MIPIM Asia 2008" Party: Bilingual MC / Interpreter for Governor Shintaro Ishihara (Reed MIDEM)
- "NHK Japan Prize 2008, 2009": Lead bilingual MC (NHK Educational)

- "Japan’s Top Inventions": Reporter and Host (NHK World)
- "Sanrio English Master" educational material series: Role of the Chants Big Brother (Sanrio)
- Prime 1 Studio Product Introduction Videos: Presenter (Prime 1 Studio)
- "Kodomo Challenge JUMP English 2019": Regular appearance as Mr. Rain (Benesse Corporation)
- "Nihonjin no Shiranai Nihongo" (The Japanese the Japanese Don't Know): Regular appearance as Paul (Yomiuri TV)
- "Eigo ga Tsutawaru! 100 no Tsubo": Regular appearance as English Navigator (NHK Educational)
- "Monex Securities" Introduction Video: Bilingual Navigator (Monex Securities)
- "No.1 Travel" Commercial: Male performer (HIS)
- "AEON English School": Regular appearance as bilingual navigator for educational materials (AEON Corp.)
- "Nekketsu! Heisei Kyoiku Gakuin \~ Study World Cup Special": UK Representative (Fuji TV)
- "Walking Eyes Archimedis": Role of John Oates (NHK General)
- "Tokyo Shoseki English Textbook DVD for Junior High Students": Role of the Teacher (Tokyo Shoseki)
- "iPhone 6S Launch Video Parody": Role of Jony Ive (Breaker)