▁Lieutenant - Comm ander ▁Sh ig ek azu ▁Sh im az aki . ▁Four ▁plan es ▁failed ▁to ▁launch ▁because ▁of ▁technical ▁difficulties . ▁This ▁wave ▁and ▁its ▁targets ▁also ▁compr ised ▁three ▁groups ▁of ▁plan es : ▁▁ 1 st ▁Group ▁– ▁ 5 4 ▁B 5 N s ▁armed ▁with ▁ ▁and ▁ ▁general - pur pose ▁bomb s ▁▁ 2 7 ▁B 5 N s ▁– ▁aircraft ▁and ▁hang ars ▁on ▁K ane o he , ▁Ford ▁Island , ▁and ▁Bar bers ▁Point ▁▁ 2 7 ▁B 5 N s ▁– ▁hang ars ▁and ▁aircraft ▁on ▁H ick am ▁Field ▁▁ 2 nd ▁Group ▁( target s : ▁aircraft ▁carri ers ▁and ▁cru is ers ) ▁▁ 7 8 ▁D 3 As ▁armed ▁with ▁ ▁general - pur pose ▁bomb s , ▁in ▁four ▁sections ▁( 3 ▁ab orted ) ▁▁ 3 rd ▁Group ▁– ▁( target s : ▁aircraft ▁at ▁Ford ▁Island , ▁H ick am ▁Field , ▁Whe eler ▁Field , ▁Bar ber ' s ▁Point , ▁K ane o he ) ▁▁ 3 5 ▁A 6 M s ▁for ▁defense ▁and ▁st raf ing ▁( 1 ▁ab orted ) ▁The ▁second ▁wave ▁was ▁divided ▁into ▁three ▁groups . ▁One ▁was ▁task ed ▁to ▁attack ▁K ā neo he , ▁the ▁rest ▁Pear l ▁Har bor ▁proper . ▁The ▁separate ▁sections ▁arrived ▁at ▁the ▁attack ▁point ▁almost ▁simultaneously ▁from ▁several ▁directions . ▁ ▁American ▁cas ual ties ▁and ▁damage ▁ ▁Nin ety ▁minutes ▁after ▁it ▁began , ▁the