“Hermes Foundation Skills Academy WOOD” Tokyo University of the Arts, Tokyo

“Living like an Artist SCHOOL” THE KNOT TOKYO Shinjuku MORETHAN BANQUET 2F/ Tokyo,Japan

“TOKYO 2020 NIPPON FESTIVAL” / Miyagi, Fukushima

"Hita historical perspective from past to future” Hita City, Oita

Workshop at social welfare corporation ZENKOUKAI, Tokyo

GIFU ART WEEK "Shinji Ohamaki Workshop"Active G,Gifu

Workshop at Social welfare corporation ZENKOUKAI

"Echoes-Infinity ～secret garden～"PIGMENT,Tokyo

"MOSAIC TILE MUSEUM TAJIMI OPENING EXHIBITION WORKSHOP"MOSAIC TILE MUSEUM TAJIMI,GIFU

Workshop at Social welfare corporation ZENKOUKAI,Tokyo

Workshop at social welfare corporation ZENKOUKAI, Tokyo

"the creation"MINOKAMO CITY MUSEUM/Gifu,Japan

"TOKYO FUTURE SKETCH" ,Arts CHIYODA 3331 Room308,tokyo,Japan

"lean about the area, ASHIGARA Art Project, Ashigara Fureai Mura"Ashigara, Kanagawa, Japan

"ASHIGARA Art Project, Ashigara Fureai Mura,"Ashigara, Kanagawa, Japan

"Let’s create monuments for Kawaramachi Dentei-Mae, Kawaramachi culture developmentlaboratory" Kawaramachi, Kumakoto, Japan

”ＫAKAMIGAHARANISHI　SENIOR　HIGH SCHOOLArt Project ( Ohmaki Project)*- art the school”Kakamigaharanishi Senior High School, Gifu, Japan

”Installation of “Memorial Rebirth” artist camp” Aburatsu junior high school, Miyazaki, Japan

”Let’s draw your dream and fly it”artist camp, Tashiro primary school, Miyazaki, Japan

“Where have all the flowers gone? THE SECRET GARDEN” Miyazaki Prefectural Art Museum, Miyazaki, Japan

“School of the senses workshop 2010”,Kashiwanoha,chiba,Japan

“Where have all the flowers gone? THE SECRET GARDEN” Museum of Contemporary Art Tokyo, Tokyo, Japan

“Where have all the flowers gone?” Queensland Art Gallery, Brisbane, Australia

“Where have the flowers gone?” Gifu Art Museum, Gifu, Japan

“Where have the flowers gone? - THE SECRET GARDEN :KUMAMOTO ” Contemporary Art Museum Kumamoto, Kumamoto, Japan

“Where have the flowers gone? THE SECRET GARDEN” Art Tower Mito, Ibaraki, Japan

“Where have the flowers gone?” Fuchu Art Museum, Tokyo, Japan

“Yume-no-shima/Ocean Island"Gyeonggindo Museum of Modern Art and Ansan City,Korea

”Shinji Ohmaki workshop- things do not need” Daejin University, Korea

“ECHOS – Infinity” Aichi Prefectural Museum of Art, Aichi, Japan

“Kiseki-no-niwa” Guangzhou Academy of Fine Arts, Guangzhou, China

“Let the flowers bloom in the gallery” Shiseido Gallery, Tokyo,Japan

“Making a New Map” Aoyama Spiral Garden, Tokyo,Japan

“Where have the flowers gone?” Chiba City Museum of Art, Chiba, Japan

“Searching for the Lights” Shizuoka Prefectural Museum of Art, Shizuoka,Japan