In "Before", he was delighted with the Break Decal he found when he started playing in GBN, and formed the Force "ZA-∀Z". In "After"; he continues using the Break Decals and comes into conflict with Ark. He would later communicate with Riku as Tsukasa Shiba's messenger.
Ark is Zen's best friend. Both are members of the force ZA-∀Z, the team name has the initials of Zen and Ark.
Gundam Build Divers characters
|GBN Forces||7th Panzer Division||Rommel | Jack | Kurt|
|Adam's Apple||Magee | Queen Bee|
|Archangels||Kanari | Stea|
|Avalon||Kyoya Kujo | Emilia | Karuna | Chamber | Tsubaki|
|Build Divers||Riku Mikami | Yukio Hidaka | Momoka Yashiro | Sarah | Koichi Nanase | Aya Fujisawa | Molly|
|Chat Noir Neo||Hero | Ron | Shu | Lip | Miyu | Kozy | Su|
|Hyakki||Ogre | Do-ji | Rose | Oboro | Nuts|
|Le Chat Noir (Defunct)||Kozy | Su | Terra | Hawk | Hero|
|Others||The Gundam Base Tokyo||Nanami Nanase|
|Gunpla Battle Nexus Online||Game Master | Ms. Tori|