|A Case of the Missing Kamaboko|
|Romanji||Kamaboko Shissou Jiken|
|Air Date||November 5, 2010|
|Episode #||Season 1, Episode 5|
|Previous||The Secret of Baritsu|
|Next||In Place of the Princess|
While trying to rescue Kamaboko from traffic, Elly is saved by two girls named Mary and Kate. They are revealed to be thieves, who attempt to kidnap Kamaboko, but are halted when Milky Holmes spot them and, mistaking them for detectives, invite them in. However, they soon manage to escape with Kamaboko, plotting to torture him due to his resemblance to their old boyfriend. As Milky Holmes search for him, Stone River, Twenty and Rat find Mary and Kate and fight against them for disturbing their territory, but are overpowered by their toys. Mary and Kate nearly take Kamaboko again, but change their mind when he saves them from one of Rat's bombs.