Takeshi was able to maneuver his way out of the brunt of the blast, but letting this Katon-user hang aroung for much longer would mean trouble. Holding out an arm, thousands of kikaichuu poured from his sleeve and made a beeline for the attacker.

Spoiler
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Releasing 3 HD of kikaichuu as a free action. Swarm HP (3d8+3=10)
Sending swarm to (10,9) to attack Male Shinobi (M).

Kikaichuu: Tiny Vermin
HD 3d8+3; HP 10; Mas 50; Init +3; Spd 10 ft, fly 40 ft (poor); Defense 15 (+3 Dex, +2 Size), touch 15, FF 12; BAB +0; Grap -; Atk swarm (1d4 slash, chakra leech 3, distraction DC 15) FS 5 ft x 5 ft, Reach 0 ft; SQ: Chakra Leech, darkvision 20 ft, immunity to mind-affecting, scent, swarm traits, vermin traits, join, Earth/Fire/Water/Electricity/Wind/Cold resistance 6; SV Fort +2, Ref +3 (-7 vs. Area), Will -2; CP 1; Str 1, Dex 16, Con 10, Int -, Wis 6, Cha 1
SKILLS: Hide +10; Move Silently +10; Survival +6 (+12 to track by scent)