Taguchi is a male captain serving in Special Fire Force Company 2, prominently involved during the Fifth Pillar arc. He participates in critical fire-combat operations within a town connected to the pyrokinetic individual Inca, addressing a large-scale inferno tied to her activities. His name, derived from the Japanese kanji 田 (field, rice paddy) and 口 (mouth, entrance), reflects traditional linguistic origins. His documented role centers on tactical response during this incident, with no expanded narrative or supplementary background provided beyond this arc.