| ja 研鑚 (n) | 
         
            ― Synonym ⟶
         
        
            Weight: 2.0
         
     | 
    
        
 | 
    Source: JMDict 1.07 | ||
| ja 螢雪 (n) | 
         
            ― Synonym ⟶
         
        
            Weight: 2.0
         
     | 
    
        
 | 
    Source: JMDict 1.07 | ||
| ja 研鑽 (n) | 
         
            ― Synonym ⟶
         
        
            Weight: 2.0
         
     | 
    
        
 | 
    Source: JMDict 1.07 | ||