Professor Giko

┌────────────
│ Let's start the lecture.
 \_   _____┌────────────
     |/       | Hey, is his ear missing?
         ┃  \_  _┌─────────────
         ┃      ∨  │ No, it's under his hat.
  ____       ┃         \____ ____________
 ⅲ■∧  / ┃               ∨
━ (,, ゚Д゚) / ━┛      ∧ ∧      ∧ ∧ 
   |   つ  ▽      (゚Д゚;)      (゚Д゚;)
   |  |  ┌─┐   /⊂  ヽ     /⊂  ヽ
 \|  |  |□ |  √ ̄ (___ノ~ √ ̄ (___ノ~
   ∪∪   |  |  ||   ━┳┛  ||   ━┳┛
 ̄ ̄ ̄ ̄ ̄|  |==============

Professor Giko (ギコ教授) is a derivative of Giko who teaches at Tokyo Giko University. He will lecture on any number of bizarre topics.

His favorite food is croquettes, and he will often give lectures on them.

Derivatives:

Professor Fusagiko

/ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄
|  Today, Professor Giko is on a business trip to the Tokyo District Court.

   ̄ ̄ ̄∨ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄
━━━━━━━━━━━━━

   日生あぼ~ん
  ____
 ⅲ■∧  /
━ミ,, ゚Д゚ミ/━━━━━ ∧ ∧      ∧ ∧
   ミ  つ  ▽      (゚Д゚;)      (゚Д゚;)
   ミ   ミ  ┌─┐   /⊂  ヽ     /⊂  ヽ
 ~ミ   ミ  |□ |  √ ̄ (___ノ~ √ ̄ (___ノ~
   ∪∪  |  |  ||   ━┳┛  ||   ━┳┛
 ̄ ̄ ̄ ̄ ̄|  |==============
               ∧
/ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄   ̄ ̄ ̄ ̄ ̄ ̄
| Did he pass away...?
\________________
                          ∧
                    / ̄ ̄ ̄ ̄ ̄   ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄
                    |  Rumor has it that he took the witness stand...
                    \________________

Professor Fusagiko (フサギコ教授) is Professor Giko's rival. He likes to think that he is more serious than Professor Giko, but he is also obsessed with minced meat cutlets. They often debate over whether croquettes or minced meat cutlets are better.

Assistant Professor Shii

|
| Because Professor Giko died of mad cow disease,
| I will take his place starting today.
|
 ̄ ̄ ̄∨ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄
━━━━━━━━━━━━━━━


    Farewell, Professor Giko!
  ____
 ⅲ■∧  ../
━ (*゚ー゚) /━━━━━ ∧ ∧      ∧ ∧
   |   つ  ▽      (゚Д゚;)     (゚Д゚;)
   |  |  ┌─┐   /⊂  ヽ     /⊂  ヽ
 \|  |  |□ |  √ ̄ (___ノ~ √ ̄ (___ノ~
   ∪∪   |  |  ||   ━┳┛  ||   ━┳┛
 ̄ ̄ ̄ ̄ ̄|  |==============
               ∧
/ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄   ̄ ̄ ̄ ̄ ̄ ̄
|  Did Professor Giko finally die...?
\________________
                          ∧
                    / ̄ ̄ ̄ ̄ ̄   ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄
                    |  And we get a beautiful teacher instead, hehe...
                    \________________

Assistant Professor Shii (しぃ助教授) is more reasonable than Professor Giko.

May be related to Shii-Sensei from Shii-Sensei in the Mountains.

Assistant Professor Fusashii

/ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄
|Now, let's begin the lecture ~
\__  __________
━━━∨━━━━━━━━━━━━━━━━━━━━━━

  ,__    
  iii■∧   /
━ミ*゚ー゚彡 / ━━━━━ ∧∧━━━━ ∧∧━━━━━━━
   ミ   つ ∇      (゚Д゚;)     (゚Д゚;)
   ミ  ミ┌─┐   /⊂   ヽ    /⊂  ヽ
 ~ミ  ミ|□|  √ ̄ (___ノ~ √ ̄ (___ノ~
   ∪∪ |  |  ||   ━┳┛  ||   ━┳┛
 ̄ ̄ ̄ ̄|  | ====∧==========
    / ̄ ̄ ̄ ̄ ̄ ̄ ̄   ̄
    |...Who is she?
    \____              ∧
         / ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄   ̄ ̄ ̄ ̄ ̄ ̄
         |I don't care, she's great.
         |She speaks slowly.
         \________________

Assistant Professor Fusashii (フサしぃ助教授) is Professor Fusagiko's wife. Her favorite food is cream croquettes.

She is a very sweet and understanding professor. She was on maternity leave for a while, but has since come back.

Assistant Di

/ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄
|(this is fine...)
\__  _________________
━━━∨━━━━━━━━━━

       I am Assistant Professor Shii's assistant.
       オカギコ教授の実験に巻き込まれて大ケガして
       モナ研で療養していました
  ,__
  iii■∧   /
━ (#゚;;-゚) / ━━━━━ ∧∧━━    ∧∧
   |;; ;; つ ∇      (゚Д゚;)     (゚Д゚;)
   |;; ;; |┌─┐   /⊂   ヽ    /⊂  ヽ
 ~|;; ;; ||□|  √ ̄ (___ノ~ √ ̄ (___ノ~
   ∪∪ |   |  ||   ━┳┛  ||   ━┳┛
 ̄ ̄ ̄ ̄|   | ====∧==========
    / ̄ ̄ ̄ ̄ ̄ ̄ ̄   ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄
    |Wait... The assistant professor has an assistant?
    \____              ∧
         / ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄   ̄ ̄ ̄ ̄ ̄ ̄
         |She looks like Shii-Sensei in the Mountains, lol
         \________________

Assistant Di (でぃ助手) cannot speak due to having been experimented on by a mad scientist. She communicates with students by writing on the blackboard.

Sources: