An emitter drip irrigation (1) for controlling an amount of irrigating fluid ejected through an ejection port (4) of a flow tube through which flows the irrigation liquid, the ejection port (4 extending ) through a wall of the flow tube tube, wherein the emitter drip irrigation (1) is disposed on the inner peripheral surface (3a) of the main tube body (3) in a position corresponding to the port ejection (4) of the irrigation liquid, to cover the exhaust port (4), the emitter drip irrigation (1) comprising: a flow channel that allows irrigating fluid to flow from an interior of the flow tube to the exhaust port (4) when the drip irrigation emitter (1) is arranged at a position corresponding to the exhaust port (4) in an inner peripheral surface of the flow tube position a portion of inlet flow to enter the irrigation fluid in the flow tube in the flow channel a channel portion of pressure reduction (9) arranged on a downstream side with respect to the intake portion flow in the channel, the channel portion of pressure reduction (9) being configured to define a channel reduction pressure (8), the channel pressure reduction (8) being configured to allow the irrigation fluid introduced from the intake portion flow to flow therethrough toward the exhaust port (4) while the pressure is reduced irrigation liquid a first plane to be connected to the inner peripheral surface of the flow tube and a second plane to be located on one side of the central axis of the flow tube relative to the first plane, wherein the intake portion flow is arranged in the second plane, has hydrophobicity and prevents the irrigation liquid has a pressure pressure below a predetermined liquid fluid is introduced into the flow channel, the inlet portion of flow includes a substrate portion (51) and a plurality of admission (52) extending through the portion substratum the substrate portion (51) includes a front surface (51a) included in the second plane, and a rear surface facing the channel and at
