Definition of 懐刀 (ふところがたな)
ふところがたな
                        懐刀
ふところがたな
futokorogatana
Common word
noun
1.
dagger, stiletto
2.
confidant, right-hand man
Related Kanji
| 懐 | pocket, feelings, heart, yearn, miss someone, become attached to, bosom, breast | 
| 刀 | sword, saber, knife |