A liquid ejection apparatus (1000; 2000) comprising: a liquid ejection head (104; 204) which communicates with an ejection orifice for ejecting a liquid therethrough and which is provided with a pressure chamber having, in the inside thereof, an energy-generating element capable of generating an energy to be utilized for the ejection of the liquid; a transfer body (101; 201) onto which the liquid is ejected through the liquid ejection head (104; 204) to form an image; and a pressing unit (106; 206) which presses a recording medium (108; 208) against the transfer body (101; 201) to transfer an image formed on the transfer body (101; 201) onto the recording medium (108; 208), wherein the liquid ejection apparatus (1000; 2000) further comprises a heating unit for heating the transfer body (101; 201) during a period from the ejection of the liquid through the liquid ejection head (104; 204) and until the pressing of the recording medium (108; 208) by means of the pressing unit (106; 206), and the liquid in the pressure chamber in the liquid ejection head (104; 204) is circulated between the pressure chamber and the outside of the pressure chamber, characterized in that the liquid ejection head (104; 204) includes: an ejection orifice part that allows the ejection orifice and the pressure chamber to communicate with each other; an inflow path through which a liquid can be flowed into the pressure chamber from the outside; and an outflow path through which a liquid can be flowed outside from the pressure chamber, wherein the height H of the pressure chamber as measured on the upstream side of the direction of the flow of the liquid relative to a part at which the pressure chamber communicates with the ejection orifice part, the length P of the ejection orifice part as measured in the direction of the ejection of the liquid, and the length W of the ejection orifice part as measured in the direction of the flow of the liquid satisfy the relationship represented by the formula: H -0.34 × P -0.66 × W > 1.7. a liquid ejection head (104; 204) which communicates with an ejection orifice for ejecting a liquid therethrough and which is provided with a pressure chamber having, in the inside thereof, an energy-generating element capable of generating an energy to be utilized for the ejection of the liquid; a transfer body (101; 201) onto which the liquid is ejected through the liquid ejection head (104; 204) to form an image; and a pressing unit (106; 206) which presses a recording medium (108; 208) against the transfer body (101; 201) to transfer an image formed on the transfer body (101; 201) onto the recording medium (108; 208), wherein the liquid ejection apparatus (1000; 2000) further comprises a heating unit for heating the transfer body (101; 201) during a period from the ejection of the liquid through the liquid ejection head (104; 204) and until the pressing of the recording medium (108; 208) by means of the pressing unit (106; 206), and the liquid in the pressure chamber in the liquid ejection head (104; 204) is circulated between the pressure chamber and the outside of the pressure chamber, the liquid ejection head (104; 204) includes: an ejection orifice part that allows the ejection orifice and the pressure chamber to communicate with each other; an inflow path through which a liquid can be flowed into the pressure chamber from the outside; and an outflow path through which a liquid can be flowed outside from the pressure chamber, an ejection orifice part that allows the ejection orifice and the pressure chamber to communicate with each other; an inflow path through which a liquid can be flowed into the pressure chamber from the outside; and an outflow path through which a liquid can be flowed outside from the pressure chamber, wherein the height H of the pressure chamber as measured on the upstream side of the direction of the flow of the liquid relative to a part at which the pressure chamber communicates with the ejection orifice part, the length P of the ejection orifice part as measured in the direction of the ejection of the liquid, and the length W of the ejection orifice part as measured in the direction of the flow of the liquid satisfy the relationship represented by the formula: H -0.34 × P -0.66 × W > 1.7.