Abstract: According to an embodiment, a text processing apparatus includes a generator and a list display unit. The generator is configured to generate topic structure information by analyzing input text. The topic structure information includes information that represents a subordinate relation between a plurality of topics included in the text and information that represents a relative positional relation between the topics included in the text. The list display unit is configured to display, on a display, a topic structure list in which a plurality of nodes each corresponding to a topic included in the text and each including a label that represents a subordinate relation between a topic corresponding to each node and another topic are arranged based on the topic structure information in accordance with a relative positional relation between topics corresponding to the respective nodes.