WE ARE CREATIVE SPONSORS.
VISIONARY COLLECTORS.
PROFESSIONAL, HANDS-ON BRAND BUILDER.
ANGEL INVESTMENT IN CULTURE.

creative studio
hands on
Racehorses
Food Brand
Food Brand

air craft
INVESTMENT

Hotel, Restaurant, Wellness
in Indonesia/Sumba
K-pop
Food Brand
createve studio
tokyo, osaka, kyoto
SHIZUOKA and etc...


air craft
RACEHORSES
Lamborghini miura
classic car
Materials Manufacturer
Hands On
Food Brand
YOKOHAMA and more 8 locations coming up
Food Brand
TOKYO, OSAKA, KYOTO, SHIZUOKA and etc...
YOKOHAMA and more
8 locations coming up
STRATEGIC VISION
PREMIER CREATIVE SPONSORS. VISIONARY COLLECTORS.
CULTURAL ANGEL INVESTMENTS.
RUMBLE VENTURE HOLDINGS (RVH) operates as a strategic investment firm and creative studio managing a high-growth portfolio in food, music, and fitness. Unlike traditional funds, we are hands-on practitioners who build and scale brands internally to drive cross-sector synergy. By identifying and nurturing high-potential talent and small-cap opportunities, RVH serves as a sophisticated creative sponsor dedicated to expanding cultural value and commercial success on a global scale.
Board of Global Visionaries
Yumi Tochigi
Founder / ceo
A serial entrepreneur who has founded and exited three brands. She sold her first company at 24. She supports ventures as an angel investor and leads multiple businesses.
Taka Saito
co-Founder
Established an apparel firm later acquired by a public company. An angel investor for various startups, now leading the group as CEO.
Scott Findlay
Brand Partner /co-founder
Renowned private chef to global cultural icons including Harry Styles, Ed Sheeran, Beyoncé, Rihanna, Dua Lipa, BLACKPINK, and Bad Bunny. An experienced entrepreneur with a proven track record of co-founding numerous lifestyle brands.
Visual Director / CO-founder
After graduated from Waseda University, joined Hearst Fujingaho. Worked as an editor for the Fujingaho magazine, edited fashion and beauty contents. In my late 20’s, I went to London to study graphic design and photography at the London College of Communication (LCC) for 2 years. Since then, specialized in visual production and direction using the creative approach which developed in London.
After returning to Japan, I worked as Beauty Editor for Vogue Japan(Condenast Japan). In 2007, I joined Numéro TOKYO as a founding member, and worked as Beauty Director and Editorial Director. I had produced contents and advertising articles in collaboration with renowned creators and luxury brands from all over the world. I also organized the first series of beauty stories in an international fashion magazine in Japan, focusing on Japanese women. As editorial director, I directed the overall visual direction, including styling, hair and make-up.
Graduated from Numéro TOKYO in 2019, now work as a freelance.
Specializes in visual production for domestic and international celebrities that capture the spirit of the times, celebrity interviews and copywriting related to beauty, fashion, jewelry and lifestyle. I also work as a corporate marketing and beauty adviser.
In 2013, established the company “GLOBAL MEDIA Co”.
Celebrities Worked with……BIGBANG、BLACKPINK、PARK SEO JUN、SEVENTEEN、ENHYPEN、TOMORROW X TOGETHER、NCT 127 YUTA、LE SSERAFIM、ITZY、RIIZE、SONG KANG、CHARLIZE THERON、NATALIE PORTMAN、ALINA ZAGITOVA…
Brands worked with Louis Vuitton, Christian Dior, Fendi, Celine, Givenchy, Loewe, Marc Jacobs, Tiffany & Co, Bulgari, Chaumet, Gucci, Saint Laurent,
Bottega Veneta, Balenciaga, Alexander McQueen, Brioni, Boucheron, Pomellato, Vacheron Constantin, Prada, Miu Miu, Church's, Hermès, Chanel, Giorgio Armani, Burberry, Ferragamo, Maison Margiela, Brunello Cucinelli, Dolce & Gabbana, Goyard.
Hisako Yamazaki
Contact Us
Driving collective growth together.














