Do you know NINJA? Do you like NINJA? As you know, NINJA is professional intelligence agent at the old times in Japan. NINJA became extinct now. Therefore you cannot see NINJA now. However, it is a wrong. NINJA is beside you anytime.
NINJA is 'National Intelligence Agency of Japan'. NINJA is like CIA, FBI, NSA, KGB, GRU, MI5, MI6, NERV and so on. NINJA is professional intelligence agent from the old times in Japan. NINJA is still active. NINJA does not turn up anytime. Therefore you cannot see NINJA. You cannot notice it that NINJA is beside you.