- For CeVIO specific illustrations, see Koharu Rikka/Gallery (CeVIO Wiki).
Official Art[]
Software[]
Synthesizer V Studio Koharu Rikka Complete Boxart
Synthesizer V AI Koharu Rikka Boxart
Synthesizer V Studio Koharu Rikka Standard Digital Download
Synthesizer V AI Koharu Rikka Digital Download
Character[]
Koharu Rikka Synthesizer V Artwork, illust. 手島nari
Debut & CeVIO AI Artwork, illust. 手島nari
Logos[]
Koharu Rikka Synthesizer V Logo
Concepts[]
Koharu Rikka Concept Art
CeVIO AI & Synthesizer V concept art
Lakiston Concept Art
Promotional[]
Promotional image, illust. 手島nari
AH-Software Press Release, Koharu Rikka Synthesizer V Announcement
Koharu Rikka CeVIO AI & Synthesizer V Teaser
DARUMA AUDIO Koharu Rikka Collaboration Promotional Image
Otaru Highschool Music Club; illust. 揚げたわし
Birthday[]
Rikka's Birthday 2022, illust. 手島nari
Events[]
Koharu Rikka 1st Live! First Day of School!
3D Model[]
Official 3D MikuMikuDance Model by tumidango
Front View
Back View
Profile View
Full model; image rendered by Manaboy223
Merchandise[]
Koharu Rikka Mini Postcard
Lakiston Badges
Lakiston Badge
Lakiston Bag
Lakiston Hoodie
Lakiston T-Shirt A
Lakiston T-Shirt B
Lakiston T-Shirt C
Lakiston T-Shirt D
Lakiston Wristband
Koharu Rikka Autographed Drawing 1
Koharu Rikka Autographed Drawing 2
Koharu Rikka Autographed Drawing 3
Koharu Rikka Merchandise Promo
Koharu Rikka Acrylic Stand
Koharu Rikka Clear Case
Lakiston Sticky Notes
Koharu Rikka Life-Size Tapestry
DARUMA AUDIO Koharu Rikka Collaboration Headphones Box
DARUMA AUDIO Koharu Rikka Collaboration Headphones "Celestial" Model
DARUMA AUDIO Koharu Rikka Collaboration Headphones "T-1000" Model
Koharu Rikka Goods Lineup
Koharu Rikka Acrylic Diorama Stand
Koharu Rikka Double-sided Acrylic Key Chain
Koharu Rikka Mug
Koharu Rikka T-shirt
Koharu Rikka Tote Bag
Otaru Town Tour Stamp Rally[]
Otaru Town Tour Stamp Rally Stamps
Otaru Town Tour Stamp Rally Can Badges
Koharu Rikka Life-Sized Panels
Stamp 1 Rikka
Stamp 1 Rikka, Colored
Stamp 6 Rikka
Stamp 6 Rikka, Colored
Stamp 8 Rikka
Stamp 8 Rikka, Colored
Stamp 9 Rikka
Stamp 9 Rikka, Colored
Otaru Town Tour Stamp Rally 2nd! Restaurant Collaboration Project[]
TOKYO6 Coaster
Rikka Coaster
Rikka Drink
Rikka Konpeito Muffin
Rikka Strawberry Milk With Tapioca
Koharu Rikka x Miyako-dori Shopping Street Present Plan[]
Koharu Rikka x Miyako-dori Shopping Street Clear File
Koharu Rikka x Miyako-dori Shopping Street Post Card
Koharu Rikka Hotel Torifito Otaru Canal Collaboration[]
Koharu Rikka Hotel Torifito Otaru Canal Merchandise