Kensuke Aida is another of Shinji's friends and along with Toji and Shinji are referred to as the Three Stooges (San-Baka Trio).
kˈɛnsuːk ˈeɪdə ɪz ɐnˈʌðɚɹ ʌv ʃˈɪndʒiz fɹˈɛndz ænd ɐlˈɔŋ wɪð tˈoʊdʒi ænd ʃˈɪndʒi ɑːɹ ɹᵻfˈɜːd tʊ æz ðə θɹˈiː stˈuːdʒᵻz sˌænbˈɑːkə tɹˈiːoʊ.