なんだかいいかんじ (Nandaka Ii Kanji)

Background
Nandaka! Ii Kanji is a song by producer Hikutsu-P defining many strange, esoteric, and real kanji, which can be found at 漢字部屋. Four days later, Hikutsu-P released Nandaka Tottemo! Ii Kanji, which features more kanji. All of the kanji in Nandaka Tottemo! are real, except for the last one. The last one,, is complicated, and is defined as Gundam (がんだむ).

Japanese and Romaji Lyrics
(Extended Version)