1 Introduction

2 Data  
2.1 HSC-SSP PDR1  
2.2 Catalogs of galaxies detected in narrow bands  
2.3 Quality verification of NB data  

3 Emission-line galaxies at  \( z < 1.5 \)  
3.1 Selection  
3.2 Number counts of emission-line galaxies  
3.3 Line identification  
3.4 Validation of the line identification  
3.5 AGN contamination  
3.6 Stellar mass of emission-line galaxies  
3.7 Summary of catalogs of emission-line galaxies  

4 Results  
4.1 Spatial distribution of emission-line galaxies  
4.2 Luminosity function  

5 Discussion  
5.1 Sample variance  
5.2 Bright end of luminosity function  
5.3 Stellar mass function  

6 Conclusions