Tera (@glochannel), a guitarist and composer based in Japan, runs the Touhou arrangement circle Girls Logic Observatory on YouTube. The channel has about 34,500 subscribers and a median of 700 views, posts roughly every two weeks, and offers sponsored integrations at $150 to $250 per video.
Japanese Touhou arrangement guitarist with a 16 million view trailer history
- Median of 700 views per video, with a 16,200-view trailer and a 163,857-view music video
- 34,500 subscribers and 167 uploads since 2011
- Sponsored integration at $150 to $250 per video, about $20 to $35 CPM on long-form
Brand fit report
Content
- Formats
- full music video, live stream, short-form clip
- Tone
- earnest, playful
- Language
- Japanese
- On camera
- Yes, talking head
- Production
- Clean, lightly edited
- Typical length
- under 60 seconds for Shorts, 2 to 4 minutes for music videos, 1 to 2 hours for live streams
Audience
Commercial
- Brands seen
- None yet
- Categories promoted
- None yet
- Affiliate links
- No
No sponsorship disclosures found in the last 50 videos
Suitability GARM Brand Safety Floor + Suitability
Family friendly
Recent titles reference a 2ch meme and a Shorts titled 'VIP STAR' and 'ローンの音', both with mild crude humor but no explicit content.
We classify content, never people. No age, gender, ethnicity, religion or political views are inferred about the creator. Audience figures are estimates unless marked verified. Creators can correct anything on their profile.
Platforms
Benchmark score: 15 / 100
Public rule, same for everyone. How it works.
Recent videos
▶【東方Vocal】『エンドレスエンドロール』Album Trailer / XFD (第十三回博麗神社秋季例大祭) · 1.9k views
▶#しょじょろん放送部 69回目 2026.9.26(Sat) · 822 views
▶#しょじょろん放送部 68回目 2026.8.11(Tue) · 408 viewsLast three uploads, latest 16 days ago.
Guitarist/Composer「Tera」及び主宰する同人サークル「少女理論観測所」の公式チャンネルです。 「壊れた人形のマーチ」を始めとする、少女理論観測所が制作した東方ボーカルアレンジの公式フルミュージックビデオやCDの試聴動画、ギターに関する動画等をアップします。 また、テラ個人や少女理論観測所バンドによる配信も行います。 過去にニコニコ動画にのみアップしていたミュージックビデオもアップロードしています。 https://www.nicovideo.jp/user/6091560 上記ニコニコ動画にアップされていたものと同一の動画が他のYoutubeチャンネルにアップされていることがありますが、全て無断転載であり、全ての権利は少女理論観測所、および原作者のZUN氏に帰属します。 This is Girls Logic Observatory’s Official Youtube Channel. Official Site http://shojoron.com/ Official Twitter https://twitter.com/terra_shojoron Official Shop https://girlslogic.booth.pm/
About Tera /少女理論観測所
Girls Logic Observatory is a Japanese doujin music circle led by guitarist and composer Tera (@glochannel), who is based in Yokohama. The channel publishes full Touhou vocal arrangement music videos, CD preview clips, guitar videos, and recordings of the monthly live broadcast series. Per the creator's own website, Tera has also contributed to rhythm game soundtracks and commercial music projects, though the channel itself does not show brand work.
The channel has about 34,500 subscribers and 16.6 million lifetime views. Median views sit near 700 per video, with occasional spikes above 100,000 on flagship music videos. Estimated viewers are mostly Japanese, aged 25 to 34, and skew male, which should be treated as an estimate. Uploads run about two to three per month.
A sponsored integration on this channel is quoted at $150 to $250 per video, which works out to roughly $20 to $35 per 1,000 median views, compared with the $10 to $30 CPM typical of paid ads. Brands wanting Japanese-speaking music fans should consider it.
Written from Tera /少女理論観測所's public YouTube profile, platform data and web mentions. Numbers updated 2026-10-19. Tera /少女理論観測所 can edit or remove this page at any time.
Questions about Tera
How much does Tera charge for a sponsored video?
Sponsored integrations on Girls Logic Observatory are priced at $150 to $250 per video, based on a median of about 700 views and a rate of $20 to $35 per 1,000 median views. Final pricing depends on the format and the brief.
What does Tera post about on YouTube?
The channel posts Touhou vocal arrangement music videos, CD preview trailers, guitar-focused clips, and recordings of the monthly live broadcast series. Shorts cover music culture and guitar humor, and most content is in Japanese.
How do I contact Tera for a brand deal?
Contact details for Tera are available on Starbooked for $0.80 per unlock. Boosted creators can also be booked directly through Starbooked.
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