To provide an ignition structure capable of preventing of accidental discharge of explosive powder during the transport thereof or the like and capable of improving safety, and to provide a cracker using the ignition structure.

The ignition structure 4 includes:explosive powder 6; an ignition tool 7 capable of igniting to ignite the explosive powder 6; an ignition means 8 for igniting the ignition tool 7, wherein the explosive powder 6 and the ignition tool 7 are mutually separately arranged; and a leading part 9 for leading a flame of the ignition tool 7 ignited by the ignition means 8 to the explosive powder 6. The leading part 9 is a cylindrical body having a hollow part, such as a hollow square column body whose shape has an approximately polygonal cross section or a column body whose shape has an approximately circular cross section.